Adult 1 Bisexuality 1 Cross-Sectional Studies 1 Homosexuality, Male 1 Humans 1 Male 1 Sexual Behavior 1 South Africa 1 South African 1 Young Adult 1 adult 1 article 1 bisexuality 1 comparative study 1 controlled study 1 cross-sectional study 1 female 1 gender identity 1 homophobia 1 human 1 major clinical study 1 male 1 male homosexuality 1 men who have sex with men and women personal experience 1 psychology 1 sampling 1 sexual behavior 1 sexual practice 1 young adult 1