Curriculum Vitae

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PREVIOUS POSITIONS:

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EDUCATION:

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GRADUATE MEDICAL EDUCATION:

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RESEARCH:

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PRODUCT DEVELOPMENT:

• Aspen II spinous process fixation system (LANX)
• XVBR expandable cage for corpectomy reconstruction (Medtronic)
• Scepter interbody device for corpectomy reconstruction (Medtronic)
• Cutter for cylindrical titanium mesh (Medtronic)
• Atlantis dynamic/translational cervical plate (Medtronic)

SPECIAL TRAINING:[table id=6 /] BOARD CERTIFICATION:

• May 2003 — American Board of Neurological Surgery
• July 1992 — National Board of Medical Examiners

HONORS AND AWARDS:

Post-Graduate

• Best Doctors in America 2005-2010
• Top 50 Spinal Surgeons in America — Becker’s ASC Review 2010

Medical School

• Graduate with Distinction – Alpha Omega Alpha (AOA)
• Hellenic Medical Society of Chicago – Award for Academic Excellence

College

• B.A. with departmental honors
• DERU- Senior Honor Society
• Dean’s List

HOSPITAL STAFF APPOINTMENTS:
Active
January 4, 2006 — NorthShore University HealthSystem

• Evanston Hospital, Evanston, IL
• Glenbrook Hospital, Glenview, IL
• Highland Park Hospital, Highland Park, IL
• Skokie Hospital, Skokie, IL

February 15, 2005 — Rush University Medical Center, Chicago, IL

Inactive

November 1994 – October 1996 — Columbia Medical Center, Phoenix, AZ (Surgical Assistant)

June 1998  — November 2002 Northwestern Memorial Hospital, Chicago, IL

June 1998  — November 2002 Lake Forest Hospital, Lake Forest, IL

September 1999  — November 2002 Condell Memorial Hospital, Libertyville, IL

December 2002  — December 2004 Community Hospitals, Indianapolis, IN

December 2002  — December 2004 St. Francis Hospital, Indianapolis, IN

December 2002  — December 2004 Methodist Hospital, Indianapolis, IN

December 2002  — December 2004      St.Vincent Hospital, Indianapolis, IN

December 2004  — December 2009 Neurologic & Orthopedic Hospital of Chicago, Chicago, IL

December 2006 — December 2009 Lake Forest Hospital, Lake Forest, IL

TEACHING APPOINTMENTS/EXPERIENCE:

Graduate Medical Education

University

February 2005 – Present Assistant Professor Neurosurgery
Rush University Medical Center

May 1997 – November 2002 Assistant Professor of Surgery
Northwestern University Medical School

Other

June 2012
Instructor
Chicago Neurosurgery Review Course
Approaches for Thoracic Spinal Decompression

March 2012 – Present
Instructor
Medtronic Midline MIS Course

May 2007 – Present
Instructor/Lecturer
Prestige Cervical Disc Arthroplasty Courses

November 2005 – Present
Lecturer
AANS Oral Boards Review Course

October 1999
Instructor/Lecturer
Thoracoscopic spinal surgery workshop
Image-guided surgery workshop

March 1998
Congress of Neurological Surgeons Meeting Boston
Instructor/Lecturer – Image-Guided Surgery Workshop
BNI Symposium, Phoenix

February 1998
Instructor
Threaded interbody adjuncts for lumbar fusion workshop.
Joint Section on Disorders of the Spine and Peripheral nerves, Rancho Mirage

June 1996 & February 1998
Instructor/Lecturer – Thoracoscopy for Spinal Surgery,
BNI/University of Arizona

May 1997
Instructor – Image-Guided Spinal Surgery
Spine Research and Education Foundation
9th Annual International Workshop, Bethesda

March 1997
Instructor
Image-Guided Spinal Surgery
Pan-Pacific Neurosurgery Congress Meeting,
Honolulu

1995 – 1997
Instructor
Advanced trauma life support (ATLS)

Medical School

Fall 1990 Teaching Assistant
Gross Anatomy
Northwestern University Medical School

Graduate School

Spring 1987
Teaching Assistant
Neuroethology
Dept. of Neurobiology and Physiology
Northwestern University

COMMITTEE SERVICE:

Active

AANS/CNS Joint Section on Spine and Peripheral Nerve

• Scientific Program Committee

NorthShore University HealthSystem

• Surgical Quality Committee
• OR Committee

Inactive

Illinois Spina Bifida Association Board of Directors
Neurologic and Orthopedic Hospital of Chicago

• IRB
• Quality Improvement
• Pharmacy and Therapeutics

St. Vincent Hospital Novalis Radiosurgery
Director Indiana Neuroscience Institute
AANS Young Neurosurgeons Committee
Evanston Hospital Trauma Committee

Medical School

AOA Selection Committee Patient perspectives program for NMH

University

Phi Gamma Delta – Chairman of Philanthropy Committee

BUSINESS/INDUSTRY EXPERIENCE:

2001 – Present
Medtronic Spinal and Biologics Division

• Instructor/Lecturer
• Consultant
• Implant development/KOL teams

2003 – Present
LANX (start-up spinal implant company)

• Founding member/surgeon owner
• Manager (2004)
• Consultant
• Implant development

2004
Stryker Spine

• Consultant

 PROFESSIONAL AND SCIENTIFIC ACTIVITY:

Memberships

• American Association of Neurological Surgeons
• AANS/CNS Joint Section on Disorders of the Spine and Peripheral Nerves
• Illinois State Neurosurgical Society
• Neurosurgical Society of America

SCHOLARLY PRODUCTIVITY:

Refereed Journal Articles

Karahalios DG, Mansour NH, Girardot EA, Turner RC. Utilization of the O-arm for upright analysis of patients with high thoracic fractures.  (Submitted for publication).

Burch S, Karahalios DG, Mobasser JP, Potts EA. Comparison of radiation exposure to the spine surgeon during pedicle screw placement using the O-arm^® System & StealthStation^® Navigation vs. C-arm Standard Fluoroscopy (Submitted for publication).

Karahalios DG, Potts EA, Theodore N. Expandable cage reconstruction of the spine following vertebrectomy.  (Submitted for publication)

Karahalios DG, Liu JC, Ondra SL, Salehi SA. Microendoscopic image-guided odontoid screw fixation. Neurosurgery (Submitted for publication)

Karahalios DG, Kaibara T, M.D., Porter RW, Crawford N, et al.  Biomechanics of a lumbar interspinous anchor with anterior lumbar interbody fusion.   J Neurosurgery Spine 12:372-380, 2010.

Kaibara T, Karahalios DG, Crawford N, et al. Biomechanics of a lumbar interspinous anchor with transforaminal lumbar interbody fixation.  World Neurosurgery 73,5:572-577, 2010.

Karahalios DG, Lamarca F, Zubay G.  Condyle screw fixation for occipitocervical fusion. J Neurosurgery Spine 9(4):347-353, 2008.

Lekovic GP, Potts, EA, Karahalios DG, Hall G. A comparison of two techniques in image-guided thoracic pedicle screw placement: a retrospective study of 37 patients and 277 pedicle screws.  J Neurosurg Spine 7:393-398, 2007.

Beringer WF, Mobasser JP, Karahalios DG, Potts EA: Anterior transvertebral interbody cage with posterior transdiscal pedicle screw instrumentation for high-grade spondylolisthesis.  Neurosurg Focus 20 (3):E7, 2006.

Salehi SA, McCafferty RR, Karahalios DG, Ondra SL:  Neural function preservation and early mobilization after resection of metastatic sacral tumors with lumbar-sacral-pelvic junction reconstruction.  J Neurosurg  (Spine 1) 97:88-93, 2002.

Masferrer R, Gomez CH, Karahalios DG, Sonntag VKH: Efficacy of pedicle screw fixation in the treatment of spinal instability and failed back surgery: a five-year review.  J Neurosurg 89(3): 371-7, 1998.

Apostolides PJ, Karahalios DG, Yapp RA, Sonntag VKH: Use of the BendMeister rod bender for occipitocervical fusion:technical note. Neurosurgery 43(2) 389-90, 1998.

Apostolides PJ, Greene KA, Golfinos JG, Baskin JB, Karahalios DG, Marciano FD: Cervical Spine Injury in Patients with Civilian Gunshot Wounds to the Head. 787. Neurosurgery, 41(3): 741, September 1997.

Theodore N, Apostolides PJ, Karahalios DG, Dickman CA, Sonntag VKH: Spinal Arthrodesis in a Pediatric Population. 817. Neurosurgery, 41(3): 749, September 1997.

Apostolides PJ, Theodore N, Karahalios DG, Sonntag VKH: Triple anterior screw fixation of an acute combined atlas-axis fracture: Case report.
J Neurosurg  87(1):96-99, 1997.

Karahalios DG, Rekate HL, Khayata M, Apostolides PJ: Elevated cerebral venous pressure as a universal mechanism in pseudotumor cerebri of varying etiologies.  Neurology  46:198-202, 1996.

Dickman CA, Rosenthal D, Karahalios DG, Paramore CG, Mican CA, Apostolides PJ,  Lorenz R, Sonntag VKH: Thoracic vertebrectomy and reconstruction using a microsurgical thoracoscopic approach. Neurosurgery  38(2): 279-293, 1996.

Greene KA, Karahalios DG, Spetzler RF:  Glossopharyngeal neuralgia associated with vascular compression and choroid plexus papilloma. Br. J. Neurosurg. 9:809-814, 1995.

Marcotte P, Dickman CA, Sonntag VKH, Karahalios DG, Drabier J:  Posterior atlantoaxial facet screw fixation. J Neurosurg  79:234-237, 1993.

Karahalios D, Breit R, DalCanto MC, Levy RM: Progressive multifocal leukoencephalopathy in patients with HIV infection:  Lack of impact of early diagnosis by stereotaxic brain biopsy.  Journal of Acquired Immune Deficiencey  Syndromes  5(10):1030-8, 1992.

Tsonidis C, Karahalios DG, Rekate HL:  Chiari I malformation in association with sacral defects and sacral meningoceles. Neurologia et Psychiatria 12(Sup. 1):74-77, 1991.

Karahalios DG, Levine JE:  Naloxone stimulation of in vivo  LHRH release is not diminished following ovariectomy.  Neuroendocrinology  47:504-510, 1988.

Book Chapters

Karahalios DG, Potts EA:  Thoracic discectomy.  in Surgical Anatomy and Techniques of the Spine. Kim, Daniel; Henn, Jeffrey; Dickman, Curtis; Vaccaro, Alexander (eds). Elsevier Inc. Philadelphia.

Ondra SL, Karahalios DG, Salehi SA:  Image-guided techniques in scoliosis surgery.  Germano I, ,eds. Textbook of Image-Guided Neurosurgery.  (Submitted)

Karahalios DG, Salehi SA, Ondra SL: Image-guided spinal surgery.  In Batjer H, eds. Textbook of Neurological Surgery. Philadelphia: Lippincott Williams and Wilkins.

Karahalios DG, Apostolides PJ, Vishteh AG, Dickman CA:  Thoracoscopic spinal surgery: Treatment of thoracic instability.  In Vollmer DG:  Neurosurgery Clinics of North America. Management of thoracolumbar instability.  W.B. Saunders.

Karahalios DG, Apostolides PJ, Marciano FF, Sonntag VKH: Surgical treatment of lumbar spondylolisthesis. In Kaye AH, Black PM: Operative Neurosurgery . London: Churchill Livingstone.

Apostolides PJ, Karahalios DG, Sonntag VKH: Surgical treatment of traumatic cervical spine injury. In Kaye AH, Black PM: Operative Neurosurgery. London: Churchill Livingstone.

Marciano FF, Karahalios DG, Spetzler RF:  Surgical treatment of infratentorial arteriovenous malformations. In Kaye AH, Black PM: Operative Neurosurgery. London: Churchill Livingstone.

Greene KA, Karahalios DG, Apostolides PJ, Sonntag VKH: Posterior Atlantoaxial Fusion.  In Dillin WH, Simione F (Eds.) Techniques in Spine Surgery.  New York:  Raven Press.

Proceedings and Non-refereed Papers

Burch S, Karahalios DG, Mobasser JP, Potts EA,: Technical Monograph: Comparison of radiation exposure to the spine surgeon during pedicle screw placement using the O-arm^® System & StealthStation^® Navigation vs. C-arm Standard Fluoroscopy (Sponsored by Medtronic) 2009.

Karahalios DG, Apostolides PJ.  North American Spine Society Guidelines for Cervical Degenerative Disease:  Cervical Herniated Disc.  (In preparation).

Karahalios DG, Theodore N, Levi ADO, Coons SW, McDougal CG, Sonntag VKH. Vertebral hemangioma with unexpected juxtaposed plasma cell neoplasm treated with intralesional ethanol as a preoperative adjunct: Case Report.  Barrow Quarterly 18(4), 2002.

Detwiler PW, Porter RW, Han PP, Karahalios DG, Masferer R, Sonntag VKH:  Surgical Treatment of Spondylolisthesis. Advances and Technical Standards in Neurosurgery Vol. 20, 2000.

Karahalios DG, Apostolides PJ, Sonntag VKH:  Techniques of pedicle screw fixation of the lunbosacral spine.  Operative Techniques in Neurosurgery 1(3)134-141, 1998.

Karahalios DG, Apostolides PJ, Sonntag VKH:  Image-guided spinal surgery. Operative Techniques in Neurosurgery .  1(3)104-112, 1998.

Vishteh AG, Apostolides PJ, Karahalios DG, Sonntag VKH: Technique of anterolateral thoracolumbar plating.  Operative Techniques in Neurosurgery. 1(3)126-133, 1998.

Apostolides PJ, Karahalios DG, Sonntag VKH:  Technique of occipitocervical fusion with a threaded steinman pin. Operative Techniques in Neurosurgery . 1(2) 63-66, 1998.

Apostolides PJ, Karahalios DG, Sonntag VKH: Posterior atlantoaxial arthrodesis with transarticular facet screw fixation and interspinous wiring. Operative Techniques in Neurosurgery.  1(2)67-71, 1998.

Karahalios DG, Apostolides PJ, Sonntag VKH: Degenerative lumbar spinal instability: technical aspects of operative treatment.  Clinical Neurosurgery. 44:109-35, 1997.

Dickman CA, Apostolides PJ, Karahalios DG: Surgical techniques for upper cervical spine decompression and stabilization. Clinical Neurosurgery 44:137-60, 1997.

Porter RW, Carrion CA, Karahalios DG: A self-inflicted crossbow wound. BNI Quart. 12(2):33, 1996.

Karahalios DG, Apostolides PJ, Sonntag VKH:  Stabilization and fusion techniques for atlantoaxial instability.  Critical Reviews in Neurosurgery   6(1):13-19, 1996.

Dickman CA, Karahalios DG:  Thoracoscopic approaches in the treatment of thoracic spinal pathology.  Clinical Neurosurgery 43:392-422, 1995.

Meeting Abstracts/Presentations/Posters

Karahalios DG:  Cone Beam CT Scan (O-arm) vs. Fluoroscopy for image-guided placement of pedicle screw.  Neurosurgical Society of America Annual Meeting, Park City, 2012.

Karahalios DG, Crawford NR, et al. Biomechanics of a lumbar interspinous anchor with anterior lumbar interbody fixation. Lumbar Spine Research Society, Chicago, 2009.

Karahalios DG, Crawford NR et al. Biomechanics of a lumbar interspinous anchor with anterior lumbar interbody fixation. AND Biomechanics of a lumbar interspinous anchor with posterior lumbar interbody fixation.  Neurosurgical Society of America, Hot Springs Virginia, 2009.

Karahalios DG, Crawford NR et al. Biomechanics of a lumbar interspinous anchor with anterior lumbar interbody fixation. AND Biomechanics of a lumbar interspinous anchor with posterior lumbar interbody fixation.  Global Spine, San Francisco, 2009.

Karahalios DG, Crawford NR et al. Biomechanics of a lumbar interspinous anchor with anterior lumbar interbody fixation. AND Biomechanics of a lumbar interspinous anchor with posterior lumbar interbody fixation.  International Meeting for Advanced Spinal Technologies (IMAST), Vienna, 2009.

DiAngelo DJ, Roberson J, Karahalios DG, Kelly BP, Potts EA.  Use of Compliant Interbody Load Cells to Compare Load Sharing Properties of Unidirectional and Bidirectional Multilevel Dynamic Translational Anterior Cervical Plates.  Cervical Spine Research Society, San Francisco, 2007.

Beringer W, Karahalios DG, Potts EA.  Comparison of FluoroNav and ISO-C 3-D Image-Guidance Navigation for Thoracic Pedicle Screw Placement.  Joint Section on Disorders of the Spine and Peripheral Nerves, Lake Buena Vista, 2006.

Levy AL, Karahalios DG, Potts EA.  Efficacy of fluoroscopy-based intraoperative image guidance for placement of pedicle screw instrumentation. Joint Section on Disorders of the Spine and Peripheral Nerves, San Diego, CA, March 2004.

Levy AL, Karahalios DG, Potts EA.  Anterolateral thoracolumbar fixation utilizing a staple plate and expandable cage construct.  Joint Section on Disorders of the Spine and Peripheral Nerves, San Diego, CA, March 2004.

Karahalios DG,  Apostolides PJ, Geldmacher TR, Ferguson KL, Dickman CA, Sonntag VKH.  2-D versus 3-D methods for analyzing the C1-C2 complex for transarticular screw fixation. Joint Section on Disorders of the Spine and Peripheral Nerves, Rancho Mirage, 1998.

David CA, Lawton MT, Karahalios DG, Spetzler RF. Dolichoectatic aneurysm formation after therapeutic arterial occlusion. American Association of Neurological Surgeons Annual Meeting, Denver, 1997.

Theodore N, Karahalios DG, Crawford N, Theobald MR, Apostolides PJ, Rekate HL, Sonntag VKH.  Occipitocervical fusions in children with craniovertebral anomalies: long-term follow-up and detailed osteometric analysis. Congress of Neurological Surgeons, 46th Annual Meeting.  Montreal, 1996.

Theodore N, Karahalios DG, Apostolides PJ, Marciano FF, Sonntag VKH. Pediatric halo immobilization: A retrospective analysis of 19 cases with recommendations for applications.  Congress of Neurological Surgeons, 46th Annual Meeting, Montreal, 1996.

Karahalios DG, Baskin JJ, Rekate HL, Lawton MT, Spetzler RF.  Skull base approaches in pediatric neurosurgery. International Society for Pediatric Neurosurgery, 24th Annual Meeting, Ottawa, 1996.

Robinson JR, Awad IA, Karahalios DG, Baskin JJ, Spetzler RF.  Histopathologic correlation of two irradiated cavernous malformations.   Congress of Neurological Surgeons, 45th Annual Meeting, San Francisco, 1995.

Karahalios DG, Manwaring KH, Rekate HL. Current concepts in neuroendoscopy. Neuroscience Grand Rounds, Barrow Neurological Institute, 1995.

Karahalios DG, Dickman CA, Sonntag VKH. Clinical applications of thoracoscopic approaches in the treatment of spine pathology.  Rocky Mountain Neurosurgical Society, 30th Annual Meeting, Sun Valley, 1995.

Apostolides PJ, Karahalios DG, Dickman CA, Sonntag VKH.  Anterior surgical arthrodesis of the cervicothoracic junction. Congress of Neurological Surgeons, 44th Annual Meeting, Chicago, 1994.

Karahalios DG, Khayata MH, Apostolides PJ, Rekate HL. Raised cerebral venous pressure in pseudotumor cerebri. American Association of  Neurological Surgeons, 62nd Annual Meeting, San Diego, 1994.

Karahalios DG, Tsonides C, Rekate HL. Hindbrain hernia (Chiari I malformation) secondary to partial sacral agenesis with meningocele. AANS Section on Pediatric Neurological Surgery Meeting, St. Louis, 1994.

Karahalios DG, Khayata MH, Rekate HL, Apostolides PJ.  Elevated cerebrovenous pressure as a universal mechanism in pseudotumor cerebri of varying etiologies. Congress of Neurological Surgeons, 44th Annual Meeting, Chicago, 1994.

Karahalios DG, Khayata MH, Kawaguchi S, Rekate HL.  Elevated cerebral venous pressure as a universal mechanism in pseudotumor cerebri of varying etiologies. Surgery of the Intracranial Venous System, First International Workshop, Osaka, Japan, 1994.

Karahalios DG, Marcotte P, Dickman CA, Sonntag VKH, Drabier J. Posterior atlantoaxial facet screw fixation.  Presented at the Joint Section on Disorders of the Spine and Peripheral Nerves, Tucson, 1993.

Invited Lectures & Symposia

Karahalios, DG.  Biomechanics and Clinical Indications of the Aspen Interspinous Fixation Device.  Munich, 2011

Karahalios DG.  Biomechanics and Clinical Outcomes using Interspinous Anchors.  Rome Spine, Italy, 2010.

Karahalios DG. Surgical Experimentation Program Bio-Skills Lab.  Florence, Italy, 2010.

Karahalios DG.  Prestige Cervical Disc Arthroplasty: Surgical Technique.  Leaders in Spine Meeting, Chicago, 2009.

Karahalios DG.  Prestige Cervical Disc Arthroplasty: Surgical Technique.  Leaders in Spine Meeting, Chicago, 2007.

Karahalios DG.  Corpectomy reconstruction in tumor and trauma.  Medtronic Spinal and Biologics National Sales Meeting, Orlando, 2007.

Karahalios DG.  Prestige cervical disc arthroplasty (ICL).  IMAST, Bahamas, 2007.

Karahalios DG.  Advanced concepts in spine trauma (ICL). IMAST, Bahamas, 2007.

Karahalios DG.  Corpectomy reconstruction in tumor and trauma.  Medtronic Spinal and Biologics National Sales Meeting, Phoenix, 2006.

Karahalios DG.  Advanced concepts in spine trauma.  IMAST, Athens,  Greece, 2006.

Karahalios DG.  MSD cervical spine technology focus group.  Memphis, 2006.

Karahalios DG.  MSD cervical spine technology focus group.  Memphis, 2005.

Karahalios DG.  Corpectomy reconstruction techniques (ICL).  IMAST, Bermuda, 2004.

Karahalios DG.  Anterolateral thoracolumbar fixation using the Vantage system.  Sofamor Danek National Sales Meeting, Atlanta, August 2003.

Karahalios DG.  How to evaluate and secure a job.  Compensation Models.  AANS Course Beyond Residency:”The Real World”, October 2002.

Karahalios DG.  Minimally invasive and endoscopic techniques in cervical spinal surgery. . Congress of Neurological Surgeons Meeting, Chicago, 2002.

Karahalios DG.Occipitocervical fusion techniques. Congress of Neurological Surgeons Meeting, San Antonio, 2000.

Karahalios DG.  Thoracoscopic spinal surgery. Congress of Neurological Surgeons Meeting, San Antonio, 2000.

Karahalios DG.  Operating room set-up, approach, surgical technique, and instruments for thoracoscopic spinal surgery. Thoracoscopic approaches for the treatment of thoracic spinal pathology course. Phoenix, 2000.

Karahalios DG.Occipitocervical fusion techniques. Congress of Neurological Surgeons Meeting, Boston, 1999.

Karahalios DG.  Thoracoscopic spinal surgery. Congress of Neurological Surgeons Meeting, Boston, 1999.

Karahalios DG, Dickman CA, Sonntag VKH.  Image-Guided Spinal Surgery. BNI Symposium, Phoenix, 1998.

Karahalios DG. Surgical Techniques: Thoracoscopic anterior release for the treatment of spinal deformity.  Thoracoscopic approaches for the treatment of thoracic spinal pathology course. Phoenix, 1998.

Karahalios DG. Frameless stereotactic image-guided surgery of the spine. Elekta Instruments, Inc. Corporate Meeting.  Denver, 1997.

Karahalios DG, Apostolides PJ. Use of hemostatic agents in spinal surgery.  Ethicon/Johnson & Johnson Annual National Training Meeting. Phoenix, 1997.

Karahalios DG, Dickman CA, Sonntag VKH. Surgical Techniques: Thoracoscopic sympathectomy.  Thoracoscopic approaches for the treatment of thoracic spinal pathology course. Phoenix, 1996.

Karahalios DG, Baskin JJ, Rekate HL. Skull base approaches in a pediatric population.  Neuroscience Grand Rounds, Barrow Neurological Institute, 1996.

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