Empirical evidence of recruitment bias in a network study of people who inject drugs
Zeng L, Li J, Crawford FW. Empirical evidence of recruitment bias in a network study of people who inject drugs. The American Journal Of Drug And Alcohol Abuse 2019, 45: 460-469. PMID: 30896982, PMCID: PMC7680667, DOI: 10.1080/00952990.2019.1584203.Peer-Reviewed Original Research