Newman, Peter A Anal Cancer Screening: Barriers and Facilitators Among Ethnically Diverse Gay, Bisexual, Transgender, and Other Men Who Have Sex With Men. [electronic resource] - Journal of gay & lesbian social services Oct 2008 - 328-353 p. digital Publication Type: Journal Article ISSN: 1053-8720 Standard No.: 10.1080/10538720802310733 doi