TY  - BOOK
AU  - Gerstman, B. Burt
TI  - Epidemiology kept simple: : an introduction to traditional and modrn epidemiology
SN  - 1444336085
AV  - RA651 .G47 2013 c.1
PY  - 2013///
CY  - Hoboken
PB  - Wiley- Blackwell
KW  - Epidemiology
KW  - Epidemiologic methods
ER  -