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- Chowbey PK. Recurrence in Endoscopic total extraperitoneal repair (TEP). IV Hernia Expert Meet, Suvretta , Switzerland, February 2006.
- Chowbey P. Asian Perspective in Obesity. International Laparoscopic Workshop on Morbid Obesity, Minimally Invasive Surgical Centre, National University Hospital, Singapore, 4-5 April 2005
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- Sharma A. Laparoscopic Ventral Abdominal Wall Hernia Repair. First Conference of Asia Pacific Hernia Society, Kuala Lumpur, Malaysia. 21-22 Nov. 2005.
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- Chowbey PK. Management of post-operative complications of ventral hernia repair. Workshop on hernia repair. Minimally Invasive Surgical Centre, Singapore. 12-13 January 2004.
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