TY  - BOOK
AU  - Brownson,Ross C.
AU  - Petitti,Diana B.
TI  - Applied epidemiology: theory to practice 
SN  - 0195111907
PY  - 1998///
CY  - New York
PB  - Oxford University Press
KW  - Epidemiology
KW  - Epidemiologic Methods
KW  - Quality of Health Care
KW  - Health policy
ER  -