TY  - BOOK
AU  - Timmreck, Thomas C.
TI  - An introduction to epidemiology
SN  - 0867208228
PY  - 1994///
CY  - Boston, Mass.
PB  - Jones & Bartlett
KW  - EPIDEMIOLOGICAL METHODS
KW  - EPIDEMIOLOGY
N1  - Held at: EP
ER  -