1.
Gig Sanit
; (6): 70-2, 1987 Jun.
Article
in Russian
| MEDLINE
| ID: mdl-3623123
2.
Gig Sanit
; (5): 85-6, 1987 May.
Article
in Russian
| MEDLINE
| ID: mdl-3609788
3.
Gig Sanit
; (7): 45-7, 1984 Jul.
Article
in Russian
| MEDLINE
| ID: mdl-6479622