TY  - GEN
AU  - Rothman, Kenneth J.
AU  - Lash, Timothy L.
AU  - Greenland, Sander
TI  - Modern epidemiology
SN  - 9780781755641
U1  - 614.4 
PY  - 2008///
CY  - Philadelphia
PB  - Lippincott Williams & Wilkins
KW  - Epidemiology
KW  - Epidemiology research methodology
KW  - Epidemiology statistical methods
ER  -