TY  - BOOK
AU  - Friis, Robert H.
AU  - Sellers, Thomas A.
TI  - Epidemiology for public health practice
SN  - 0763731706
PY  - 2004///
CY  - Sudbury, Mass.
PB  - Jones and Bartlett Publishers
KW  - Epidemiology
KW  - Public Health
N1  - Includes bibliographical references and index
ER  -