TY - BOOK TI - Gastroenterology 3rd ed AU - Bockus, Henry L. (Henry Le Roy) , 1894-. AU - Berk, J. Edward (Jack Edward) joint author. SN - 0721617735 (v. 1) PB - Saunders PP - Philadelphia : Saunders , 1974-1976. PY - 1974-1976 UR - https://library.korea.ac.kr/detail/?cid=CAT000000106219&ctype=m