TY  - BOOK
AU  - Friis,Robert H.
AU  - Sellers,Thomas A.
TI  - Epidemiology for public health practice
SN  - 9780763751616
PY  - 2009///
CY  - Sudbury, Mass.
PB  - Jones and Bartlett Publishers
KW  - Epidemiology
KW  - Public health
ER  -