The natural history of anal high grade squamous intraepithelial lesions in HIV positive and HIV negative gay and bisexual men

DJ Templeton, IM Poynten, F Jin, JM Roberts, CLH Law, AM Cornall, M Molano, DA Machalek, A Carr, A Farnsworth, S Tabrizi, S Phillips, CK Fairley, SM Garland, RJ Hillman, AE Grulich