TY  - BOOK
AU  - Park,John Everett
TI  - Textbook of preventive and social medicine
SN  - 8190011804
U1  -  613 
PY  - 1989///
CY  - Jabalpur
PB  - Banarsidas Bhanot
KW  - Medicine, Preventive
KW  - Social medicine
N1  - Includes index
ER  -