Memberships and affiliations
Indian Society for Oncology
Indian College of Allergy & Applied Immunology
Indian Public Health Association
Indian Pharmacological Society
Indian Society of Medical & Paediatric Oncology
NCR Oncology Forum
Member, National Academy of Medical Sciences (India), New Delhi (Elected 1993)
Nominated member, New York Academy of Sciences, New York (1995)
Founder member and trustee, Indian Cooperative Oncology Network
American Society of Clinical Oncology (ASCO)
European Society of Medical Oncology (ESMO)
Indian Society for Clinical Research
Asian Clinical Oncology Society Council Member
Scientific Committee Member, World Lung Cancer Congress 2007, Seoul
Scientific Committee Member, Asia Pacific Lung Cancer Conference 2006