Raychowdhury, Ranjan, and Sandip Chaterjee. 2015. “Negotiating the Learning Curve in Endoscopic Skull Base Surgery: A Local ENT Perspective”. Bengal Journal of Otolaryngology and Head Neck Surgery 23 (2). Kolkata, India:39-42. https://doi.org/10.47210/bjohns.2015.v23i2.41.