TY  - BOOK
AU  -  Rothman Kenneth J
TI  - Epidemiology: an introduction
SN  - 9780199754557
U1  - WA950 
PY  - 2012///
CY  - Oxford
PB  - Oxford University Press
KW  - Epidemiology
KW  - Epidemiologic Methods
N2  -  Epidemiologic Methods, Epidemiology
ER  -