TY  - BOOK
AU  - Woodward, Mark
TI  - Epidemiology: study design and data analysis
SN  - 1584884150
U1  - 614.40727 WOO 
PY  - 2005///
CY  - London
PB  - Chapman and Hall
KW  - Epidemiology - statistical methods
N1  - Table of Contents
1 Fundamental issues
ER  -