TY - BOOK AU - Gitnick,Gary L. TI - Gastrointestinal and liver disease SN - 0892892021 : AV - RC803 .G56 U1 - 616.3/07/5 PY - 1979/// CY - Boston PB - Houghton Mifflin KW - Digestive organs KW - Diseases KW - Diagnosis KW - Gastroenterology KW - Gastrointestinal diseases N1 - Includes bibliographies and index ER -