1.
Gig Sanit
; (7): 74-6, 1976 Jul.
Article
in Russian
| MEDLINE
| ID: mdl-971839
2.
Gig Sanit
; (4): 62-4, 1976 Apr.
Article
in Russian
| MEDLINE
| ID: mdl-955449
3.
Gig Sanit
; (2): 110-1, 1975 Feb.
Article
in Russian
| MEDLINE
| ID: mdl-1175926