SURVEY CONFIDENTIALITY VS ANONYMITY: YOUNG MEN'S SELF-REPORTED SUBSTANCE USE

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• A COMPARISON OF CONFIDENTIAL VERSUS ANONYMOUS SURVEY PROCEDURES: EFFECTS ON REPORTING OF DRUG USE AND RELATED ATTITUDES AND BELIEFS IN A NATIONAL STUDY OF STUDENTS.
  Dahkki: O MALLEY, P.M
  Almmustuhtton: (2000)
• ANONYMITY AND CONFIDENTIALITY IN SCHOOL SURVEYS ON ALCOHOL, TOBACCO, AND CANNABIS USE
  Dahkki: BJARNASON, T.
  Almmustuhtton: (2000)
• COLLECTING SUBSTANCE USE DATA WITH AN ANONYMOUS MAILED SURVEY
  Dahkki: TRINKOFF, A.M
  Almmustuhtton: (1997)
• Risky drinking of alcohol in Sweden: A randomized population survey comparing web- and paper-based self-reports
  Dahkki: Källmén, H.
  Almmustuhtton: (2011)
• IMPROVING SELF-REPORTS OF DRUG-USE. NUMERIC ESTIMATES AS FUZZY SETS
  Dahkki: MATT, G.E
  Almmustuhtton: (2003)