TY  - BOOK
AU  - World Health Organization (Copenhagen)
TI  - Epidemiology of eccupational health: World Health Organization edited by M. Karvonen and M.I. Mikheev
SN  - 98-890-11114.
U1  - 614.42, 
PY  - 1986///
CY  - Copenhagen
PB  - World Health Organization
ER  -