Methodological and design issues: techniques for assessing the representatives of snowball samples.
van Meter
K M
KM
Research Committee on Logic and Methodology, International Sociology Association, Paris, France.
D006801:Humans; D012107:Research Design / Q000592:standards*; D012494:Sampling Studies; D015983:Selection Bias; D012962:Sociology, Medical / Q000379:methods* / Q000592:standards; D019966:Substance-Related Disorders / Q000453:epidemiology*