TY  - BOOK
AU  - Ayah,Richard Dr
AU  - Stebbins,Ernest Lyman
TI  -  Introduction to public health
SN  - 9789966053701
AV  - RA425 .A 2011
U1  - 614 
PY  - 2011///
CY  - New York
PB  - Macmillan
KW  - Public health
N1  - Includes bibliography
ER  -