The lack of selection bias in a snowball sampled case-control study on drug abuse

International Journal of Epidemiology

Volumn 25, Issue 6, 1996, Pages 1267-1270

  Lopes, Claudia S ^a   Rodrigues, Laura C ^b   Sichieri, Rosely ^a  

^a STATE UNIVERSITY OF RIO DE JANEIRO   (Brazil)

^b LONDON SCHOOL OF HYGIENE AND TROPICAL MEDICINE   (United Kingdom)

Author keywords

Case control studies; Drug abuse; Friendship matching; Selection bias; Snowball sampling

Indexed keywords

ADULT; ARTICLE; CASE CONTROL STUDY; CONTROLLED STUDY; DRUG ABUSE; DRUG DEPENDENCE; HUMAN; INFORMATION PROCESSING; MAJOR CLINICAL STUDY; NORMAL HUMAN; PATIENT SELECTION; PRIORITY JOURNAL; PSYCHIATRIC DIAGNOSIS; SAMPLING;

ADOLESCENT; ADULT; BRAZIL; CASE-CONTROL STUDIES; EPIDEMIOLOGIC METHODS; HUMANS; PATIENT SELECTION; SELECTION BIAS; SUBSTANCE-RELATED DISORDERS;

EID: 0030470571     PISSN: 03005771     EISSN: None     Source Type: Journal    
DOI: 10.1093/ije/25.6.1267     Document Type: Article

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