The external validity of results derived from ecstasy users recruited using purposive sampling strategies

Drug and Alcohol Dependence

Volumn 73, Issue 1, 2004, Pages 33-40

  Topp, Libby ^a   Barker, Bridget ^a   Degenhardt, Louisa ^a  

^a UNIVERSITY OF NEW SOUTH WALES   (Australia)

Author keywords

Ecstasy; External validity; General population surveys; Purposive samples; Random samples; Representativeness; Sampling strategies

Indexed keywords

3,4 METHYLENEDIOXYMETHAMPHETAMINE; ILLICIT DRUG;

ADULT; AGE DISTRIBUTION; ARTICLE; AUSTRALIA; CONTROLLED STUDY; CORRELATION ANALYSIS; DATA ANALYSIS; DEMOGRAPHY; EDUCATION; EMPLOYMENT; FEMALE; HEALTH SURVEY; HUMAN; MALE; MULTIPLE DRUG ABUSE; POPULATION RESEARCH; PREVALENCE; PRIORITY JOURNAL; SAMPLE SIZE; SEX DIFFERENCE; SUBSTANCE ABUSE; VALIDATION PROCESS;

EID: 0348046328     PISSN: 03768716     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.drugalcdep.2003.09.001     Document Type: Article

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