TY  - BOOK
AU  - Park, K
TI  - Preventive and social medicine
U1  - 614.44 
PY  - 2007///
CY  - Jabalpur
PB  - Banarsidas Bhanot
KW  - Public preventive medicine; Immunization
KW  - Social-medicine
N1  - Includes index
ER  -