1.
Czas Stomatol
; 29(1): 73-6, 1976 Jan.
Article
in Polish
| MEDLINE
| ID: mdl-1060541
Subject(s)
Oral Hygiene/standards , Periodontal Diseases/etiology , Adult , Humans , Male , Periodontal Index
2.
Czas Stomatol
; 27(7): 815-22, 1974 Jul.
Article
in Polish
| MEDLINE
| ID: mdl-4527139