TY  - BOOK
AU  - Gordis, Leon
TI  - Epidemiology
SN  - 9781455737338
U1  - 614.4 
PY  - 2014///
CY  - Philadelphia
PB  - Saunders-Elsevier
KW  - EPIDEMIOLOGY
KW  - Epidemiology-Textbooks
KW  - Epidemiologic Methods
ER  -