TY  - BOOK
AU  - Herath, H. M. S. S. D.
TI  - Occupational Health: an introductory course for health care workers
SN  - 9789559093008
U1  - 613.62 
PY  - 1990///
CY  - Colombo
PB  - Ministry of Health
KW  - Medical Sciences
N2  - 1997-06-23
ER  -