[Psychological and clinical analysis of selected personal characteristics in 12-year-old truants].
D002648:Child; D002653:Child Behavior Disorders / Q000175:diagnosis*; D006801:Humans; D008297:Male; D010551:Personality; D011044:Poland; D002666:Psychology, Child; D012572:School Health Services
Psychologische und klinische Analyse ausgewählter Persönlichkeitsmerkmale 12 Jahre alter Schulbummler