TY  - BOOK
AU  - Ray M. Merrill.
TI  - Introduction to epidemiology / Ray M. Merrill
SN  - 9781284170702: 
PY  - 2021///
CY  - Burlington, MA : 
PB  - Jones & Barlett Learning 08-04-2022, 
KW  - Epidemiologic Methods Epidemiology
ER  -