TY  - SER
ED  -  Interstate Postgraduate Medical Association of North America.
TI  -  Postgraduate medicine
SN  -  0032-548
CY  -  New York, N.Y. : 
PB  -  McGraw-Hill.
KW  -  Medicine
N1  -  Place of publication varies;  Editor: 1947-        C. W. Mayo
ER  -