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Author:
Schmitz, Kathryn H.
;
Harnack, Lisa
;
Fulton, Janet E.
;
Jacobs, David R. Jr.
;
Gao, Shujun
Title:
Reliability and validity of a brief questionnaire to assess television viewing and computer use by middle school children.
Journal:
Journal of school health
, 74/2004/9, S. 370-377.
Language:
english
Publication Year:
2004
details.label.typ_de:
Forschungsbericht; Zeitschriftenartikel
details.label.keywords_alle_de:
Computernutzung
;
Fernsehnutzung
;
Fettleibigkeit
;
Fragebogenerhebung
;
Medienwirkung
;
Schueler
;
Sehdauer
