Textbook: Core Techniques of Minimally Invasive Spine Surgery. Springer Singapore; 2023. p.83-89. Ch 10. Anterior percutaneous endoscopic cervical discectomy. (Ahn Y, Keum HJ, Lee SM)
Textbook: Transforaminal Endoscopy for Lumbar Spine. Springer Singapore; 2023. p.148-153. Part 2. Paramedian migrated disc herniation: High-grade up-migrated disc with foraminoplasty. (Keum HJ)
Textbook: Transforaminal Endoscopy for Lumbar Spine. Springer Singapore; 2023. p.99-103. Part 2. Paramedian migrated disc herniation: Low-grade down migrated disc without foraminoplasty. (Keum HJ)
Eur Spine J. 2023 Apr 8. doi: 10.1007/s00586-023-07662-z. Risk factors for ninety-day readmission following full endoscopic transforaminal lumbar procedures for 1542 patients in the biggest spine institutes of south korea (Bae J, Ifthekar S, Lee SH, Shin SH, Keum HJ, Choi YS, Lho HW, Kim YJ, Kim KS)
J Orthop Surg Res. 2022 Mar 28;17(1):187. Comparative study of the efficacy and safety of minimally invasive interlaminar full-endoscopic discectomy versus conventional microscopic discectomy in single-level lumbar herniated intervertebral disc (ENDO-F Trial): a multicenter, prospective, randomized controlled trial protocol. (Kim JS, Lee JH, Bae J, Lee DC, Shins SH, Keum HJ, Choi YS et al.)
World Neurosurg. 2020 Nov;143:e224-e231. Transforaminal endoscopic discectomy for hard or calcified lumbar disc herniation : A new surgical technique and clinical outcomes (Shin SH, Bae JS, Lee SH, Keum HJ, Jang WS)
World Neurosurg. 2019 Jul 16. pii: S1878-8750(19)31993-X. Percutaneous Endoscopic Lumbar Foraminotomy for Foraminal Stenosis with Postlaminectomy Syndrome in Geriatric Patients (Ahn Y, Keum HJ, Son S)
Pain Physician. 2019 May;22(3):295-304. Transforaminal Endoscopic Lumbar Discectomy Versus Open Lumbar Microdiscectomy: A Comparative Cohort Study with a 5-Year Follow-Up (Ahn Y, Lee SG, Son S, Keum HJ)
Lasers Med Sci. 2019 May 17. doi: 10.1007/s10103-019-02803-7. Laser-assisted endoscopic lumbar foraminotomy for failed back surgery syndrome in elderly patients (Ahn Y, Keum HJ, Shin SH, Choi JJ)
World Neurosurg. 2018 Mar 23. pii: S1878-8750(18)30589-8. Transforaminal endoscopic decompression for lumbar spinal stenosis: A novel surgical technique and clinical outcomes (Shin SH, Bae JS, Lee SH, Keum HJ, Kim HJ, Jang WS)
Eur Spine J. 2017 May;26(Suppl 1):186-191. doi: 10.1007/s00586-017-5014-x. Three cases of L4-5 Baastrup’s disease due to L5-S1 spondylolytic spondylolisthesis (Seo JS, Lee SH, Keum HJ, Eun SS)
Spine 2015.08; 1;40(15):E859-65 Epidural Steroids After a Percutaneous Endoscopic Lumbar Discectomy (Shin SH, Hwang BW, Keum HJ, Lee SJ, Park SJ, Lee SH)
J Crit Spine Cases 2012.11.06; 5(2) :56-59 Contralateral Intraspinal Facet Cyst Formation after Unilateral Laminectomy Bilateral Decompression in the Lumbar Spine (Keum HJ, Ahn Y)