TY  - BOOK
AU  - Merrill M. Ray
TI  - Environmental Epidemiology Principles & Methods
SN  - 9789380108100
PY  - 2009///
CY  - India:
PB  - Jones & Bartlet
UR  - https://www.sapnaonline.com/books/environmental-epidemiology-principles-methods-ray-m-9380108109-9789380108100
ER  -