Rishi Nayyar

Experience with robotic assisted laparoscopic surgery in upper tract urolithiasis.

A. Hemal, N. Gupta, Ashok K Hemal, 2010, The Canadian journal of urology.

Pure robotic extended pyelolithotomy: cosmetic replica of open surgery

Pankaj Wadhwa, Ashok K. Hemal, A. Hemal, 2007, Journal of robotic surgery.

Robotic management of complicated ureteropelvic junction obstruction

Ashok K. Hemal, A. Hemal, N. Gupta, 2010, World Journal of Urology.

Impact of assistant surgeon on outcomes in robotic surgery

Siddharth Yadav, Rishi Nayyar, Prabhjot Singh, 2016, Indian journal of urology : IJU : journal of the Urological Society of India.

Surgical techniques: robotic bladder diverticulectomy with the da Vinci-S surgical system

Ashok K. Hemal, A. Hemal, Rishi Nayyar, 2007, Journal of robotic surgery.

Potential of magnetic resonance spectroscopic imaging in predicting absence of prostate cancer in men with serum prostate-specific antigen between 4 and 10 ng/ml: a follow-up study.

Rajeev Kumar, Virendra Kumar, A. Hemal, 2008, Urology.

Critical appraisal of technical problems with robotic urological surgery

N. Gupta, Rishi Nayyar, Narmada P Gupta, 2009, BJU international.