TY - GEN AU - Younus,Iyan AU - Gerges,Mina M AU - Uribe-Cardenas,Rafael AU - Morgenstern,Peter F AU - Eljalby,Mahmoud AU - Tabaee,Abtin AU - Greenfield,Jeffrey P AU - Kacker,Ashutosh AU - Anand,Vijay K AU - Schwartz,Theodore H TI - How long is the tail end of the learning curve? Results from 1000 consecutive endoscopic endonasal skull base cases following the initial 200 cases SN - 1933-0693 PY - 2021///0730 KW - Adult KW - Aged KW - Cerebrospinal Fluid Leak KW - epidemiology KW - Clinical Competence KW - Databases, Factual KW - Endoscopy KW - education KW - Female KW - Humans KW - Intraoperative Complications KW - Learning Curve KW - Male KW - Middle Aged KW - Nasal Cavity KW - surgery KW - Natural Orifice Endoscopic Surgery KW - Neuroendoscopy KW - Neurosurgical Procedures KW - Postoperative Complications KW - Prospective Studies KW - Skull Base Neoplasms KW - pathology KW - Surgical Flaps KW - Treatment Outcome N1 - Publication Type: Journal Article UR - https://doi.org/10.3171/2019.12.JNS192600 ER -