1997 TANDON, Rakesh Kumar (b. 1941) PhD,FAMS,FICP,FRCP(Edin.), Chairman, Institute of Gastroenterology, Pushpawati Singhania Research Hospital & Research Institute, Press Enclave Marg, Sheikh Sarai, Phase II, New Delhi – 110017; Res. AR 205A, The Aralias, DLF-5, Golf Course Road, Gurugram – 122009; Tel: (011) 30611999, 30611900(O), (0124) 4263294(R), 09811081338(M); Fax: 29250548; Email: ; Sp. Gastroenterology/Internal Medicine.