1.Li J, Li H, He Y, Zhang X, Xi Z, Wang G, Wang N, Xie L. The protection of superior articular process in percutaneous transforaminal endoscopic discectomy should decreases the risk of adjacent segment diseases biomechanically. J Clin Neurosci. 2020 Sep;79:54-59. doi: 10.1016/j.jocn.2020.07.025. Epub 2020 Aug 4. PMID: 33070918. 2.Zhao Y, Yuan S, Tian Y, Liu X. Necessity of routinely performing foraminoplasty during percutaneous endoscopic transforaminal discectomy (PETD) for lumbar disc herniation. Br J Neurosurg. 2020 Sep 11:1-7. doi: 10.1080/02688697.2020.1817853. Epub ahead of print. PMID: 32915101. 3.Fan G, Liu H, Wang D, Feng C, Li Y, Yin B, Zhou Z, Gu X, Zhang H, Lu Y, He S. Deep learning-based lumbosacral reconstruction for difficulty prediction of percutaneous endoscopic transforaminal discectomy at L5/S1 level: A retrospective cohort study. Int J Surg. 2020 Oct;82:162-169. doi: 10.1016/j.ijsu.2020.08.036. Epub 2020 Sep 1. PMID: 32882401. 4.Khandge AV, Sharma SB, Kim JS. The Evolution of Transforaminal Endoscopic Spine Surgery. World Neurosurg. 2020 Aug 19:S1878-8750(20)31863-5. doi: 10.1016/j.wneu.2020.08.096. Epub ahead of print. PMID: 32822954. 5.Kim HS, Wu PH, Jang IT. Current and Future of Endoscopic Spine Surgery: What are the Common Procedures we Have Now and What Lies Ahead? World Neurosurg. 2020 Aug;140:642-653. doi: 10.1016/j.wneu.2020.03.111. PMID: 32797991. 6.Chen CM, Lin GX, Sharma S, Kim HS, Sun LW, Wu HH, Chang KS, Chen YC. Suprapedicular Retrocorporeal Technique of Transforaminal Full-Endoscopic Lumbar Discectomy for Highly Downward-Migrated Disc Herniation. World Neurosurg. 2020 Nov;143:e631-e639. doi: 10.1016/j.wneu.2020.08.038. Epub 2020 Aug 10. PMID: 32791220. 7.Wang Z, Chen Z, Wu H, Wang X, Wang K, Duan W, Guan J, Liu Z, Jian F. Treatment of high-iliac-crest L5-S1 lumbar disc herniation via a transverse process endoscopic transforaminal approach. Clin Neurol Neurosurg. 2020 Oct;197:106087. doi: 10.1016/j.clineuro.2020.106087. Epub 2020 Jul 15. PMID: 32731085. 8.Shin SH, Bae JS, Lee SH, Keum HJ, Jang WS. Transforaminal Endoscopic Discectomy for Hard or Calcified Lumbar Disc Herniation: A New Surgical Technique and Clinical Outcomes. World Neurosurg. 2020 Nov;143:e224-e231. doi: 10.1016/j.wneu.2020.07.113. Epub 2020 Jul 24. PMID: 32712402.