Training and third-tier certification in gastroenterology
Cohen, Sidney, Sachar, David B., Ertan, Atilla, Lee, William, Sorrell, Michael F., Duane, WilliamVolume:
94
Language:
english
Journal:
Gastroenterology
DOI:
10.1016/0016-5085(88)90571-9
Date:
April, 1988
File:
PDF, 504 KB
english, 1988