title: Long-term non-progression in HIV infection.
mesh_terms: D017088:AIDS-Related Opportunistic Infections; D015331:Cohort Studies; D018450:Disease Progression; D015658:HIV Infections / Q000276:immunology / Q000503:physiopathology*; D018451:Homosexuality, Male; D006801:Humans; D008297:Male; D013997:Time Factors