Predictors of Retention in an Online Follow-up Study of Men Who Have Sex With Men

by Khosropour, Christine M, Sullivan, Patrick S
Published 2011-07-01

Enhancing Retention of an Internet-Based Cohort Study of Men Who Have Sex With Men (MSM) via Text Messaging: Randomized Controlled Trial

by Khosropour, Christine M, Johnson, Brent A, Ricca, Alexandra V, Sullivan, Patrick S
Published 2013-08-01

Bias in Online Recruitment and Retention of Racial and Ethnic Minority Men Who Have Sex With Men

by Sullivan, Patrick S, Khosropour, Christine M, Luisi, Nicole, Amsden, Matthew, Coggia, Tom, Wingood, Gina M, DiClemente, Ralph J
Published 2011-05-01