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Peer reviewedOliver, J. M.; And Others – Exceptional Children, 1991
A family history of learning problems as provided on a specially designed questionnaire by maternal report was examined in families of 101 children with and 171 children without learning disabilities. Learning disabilities were found to be strongly familial. Among developmental factors, only male gender was significantly associated with LD.…
Descriptors: Comparative Analysis, Elementary Secondary Education, Factor Analysis, Family Characteristics
Peer reviewedPiven, Joseph; And Others – Journal of Autism and Developmental Disorders, 1991
Platelet serotonin (5HT) levels of 5 autistic subjects (ages 16-37) who had siblings with either autism or pervasive developmental disorder were significantly higher than levels of 23 autistic subjects without affected siblings. Autistic subjects without affected siblings had 5HT levels significantly higher than 10 normal controls. Sex, age, and…
Descriptors: Adults, Age Differences, Autism, Biochemistry
Courrier, 1980
This special issue of the "Courrier," a journal for professionals concerned with issues related to the physical and psychological development of children, provides (1) an overview of 25 years of internationally coordinated research, (2) a selection of papers published by the research teams, and (3) a description of the teams and their…
Descriptors: Adolescents, Age Differences, Behavior Development, Children
