1.
Zdravookhr Ross Fed
; (8): 20-1, 1977.
Article
in Russian
| MEDLINE
| ID: mdl-143847
Subject(s)
Health , Occupational Diseases/epidemiology , Absenteeism , Adult , Disability Evaluation , Female , Humans , Male , Middle Aged , Russia
2.
Gig Tr Prof Zabol
; (4): 40-2, 1975 Apr.
Article
in Russian
| MEDLINE
| ID: mdl-1176000