Respondent-driven sampling among gay and bisexual men: experiences from a New Zealand pilot study
Crossref DOI link: https://doi.org/10.1186/s13104-015-1449-5
Published Online: 2015-10-09
Published Print: 2015-12
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Ludlam, Adrian H.
Saxton, Peter J. W.
Dickson, Nigel P.
Adams, Jeffery