TY  - BOOK
TI  -  Manual of clinical problems in gastroenterology : :  with annotated key references / 
SN  -  0316138975 (pbk.)
PY  - 1988///
CY  -  Boston : 
PB  -  Little, Brown, 
KW  -  Gastrointestinal Diseases
N1  -  Includes bibliographical references and index
ER  -