TY  - BOOK
AU  - Barkin,Jamie S.
AU  - Rogers,Arvey I.
TI  - Difficult decisions in degestive diseases / 
SN  - 0815105142
PY  - 1989///
CY  - Chicago: 
PB  - Yearbook Medical Publishers, 
KW  - Digestive System Diseases
KW  - diagnosis
KW  - therapy
N1  -  Includes bibliographical references and index
ER  -