TY  - BOOK
AU  - YAMADA, TADATAKA (ed)
AU  - ALPERS, DAVID H (ed)
AU  - KAPLOWITZ, NEIL (ed)
TI  - Textbook of gastroenterology: volumes 1 and 2
SN  - 0781728614
PY  - 2003///
CY  - PHILADELPHIA
PB  - LIPPINCOTT WILLIAMS & WILKINS
ER  -