TY  - BOOK
ED  - World Health Organization
TI  - Early detection of health impairment in occupational exposure to health hazards : report of a WHO study group 
T2  - World Health Organization technical report series ; no. 571
SN  - 9241205717
U1  - 100 SD:610.621 
PY  - 1975///
CY  - Geneva
PB  - World Health Organization
KW  - Occupational Diseases
KW  - Environmental Exposure
ER  -