1.
Sov Med
; (7): 144-5, 1976 Jul.
Article
in Russian
| MEDLINE
| ID: mdl-1023404
2.
Zh Mikrobiol Epidemiol Immunobiol
; (4): 127-8, 1975 Apr.
Article
in Russian
| MEDLINE
| ID: mdl-1221714
Subject(s)
Diphtheria/prevention & control , Child , Child Day Care Centers , Child, Preschool , Humans , Schools , USSR
3.
Lab Delo
; 5: 312-3, 1973.
Article
in Russian
| MEDLINE
| ID: mdl-4129171