TY  - BOOK
AU  - ASCHENGRAU, A .SEAGE, G. R.
AU  -   .
TI  - ESSENTIALS OF EPIDEMIOLOGY IN PUBLIC HEALTH / 
SN  - 9780763740252
U1  - 614.4 
PY  - 2008///
CY  - NULL : 
PB  - JONES AND BARTKETT , 
KW  - PREVENTIVE SOCIAL MEDICINE(EPIDEMIOLOGY)
N1  - PSM
ER  -