TY  - BOOK
AU  - Karvonen, M
AU  - Mikheev, M I
TI  - Epidemiology of occupational health
U1  - 613.6 
PY  - 1986///
CY  - Copenhagen
PB  - W H O
KW  - Health
KW  - Hygiene
KW  - occupational health
KW  - Industrial health
KW  - Epidemiology
ER  -