1.
Czas Stomatol
; 30(7): 597-602, 1977 Jul.
Article
in Polish
| MEDLINE
| ID: mdl-267553
Subject(s)
Dental Health Surveys , Oral Hygiene Index , Adolescent , Child , Female , Humans , Male , Periodontal Index , Poland , School Dentistry
2.
Czas Stomatol
; 20(10): 1085-90, 1967.
Article
in Polish
| MEDLINE
| ID: mdl-5235244