TY  - BOOK
AU  - Merrill,Ray M.
TI  - Introduction to epidemiology / 
SN  - 9780763766221
U1  - 614.4 
PY  - 2010///
CY  - London : 
PB  - Jones & Bartlett , 
KW  - EPIDEMIOLOGY
N1  - Includes index
ER  -