Brief report: Methods for collecting sexual behaviour information from South African adolescents—a comparison of paper versus personal digital assistant questionnaires

Autor: Jaspan, Heather B., Flisher, Alan J., Myer, Landon, Mathews, Catherine, Seebregts, Chris, Berwick, Jessica R., Wood, Robin, Bekker, Linda-Gail
Zdroj: In Journal of Adolescence 2007 30(2):353-359
Databáze: ScienceDirect
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