1.
Psychiatr Pol
; 20(3): 184-9, 1986.
Article
in Polish
| MEDLINE
| ID: mdl-3797532
Subject(s)
Depression/epidemiology , Adolescent , Age Factors , Child , Child, Preschool , Depression/etiology , Humans , Poland
2.
Przegl Lek
; 43(7): 507-11, 1986.
Article
in Polish
| MEDLINE
| ID: mdl-3775062