TY  - BOOK
AU  - Rothman,Kenneth J.
AU  - Greenland,Sander
TI  - Modern epidemiology
SN  - 0316757802
PY  - 1998///
CY  - Philadelphia
PB  - Lippincott-Raven Publishers
KW  - Epidemiology
KW  - Epidemiology methods
N1  - In process PP
ER  -