HIV risk perception, trust and PrEP adherence among participants in an HIV prevention trial: a qualitative longitudinal study, South Africa by Giuseppe Pantaleo, Glenda Gray, Pontiano Kaleebu, Said Aboud, David Dunn, Merlin Robb, Janet Seeley, Sheena McCormack, Julie Fox, Jim Rooney, Tom Miller, Agricola Joachim, Ilesh Jani, Mary Amondi, Peter Hughes, Sarah Joseph, Eugene Ruzagira, Vincent Basajja, Jonathan Weber, Cherry Kingsley, Eligius Lyamuya, Lucas Maganga, Doreen Pamba, Edna Viegas, Charlotta Nilsson, Arne Kroidl, Angela Crook, Anne Gumbe, Phindile Khanyile, Jennifer Serwanga, Carter Lee, Kundai Chinyenze, Song Ding, Muhammad Bakari, Neetha Morar, Ayoub Kakande, Tumaini Nagu, Henry Bern, Sylvia Kusemererwa, Patricia Munseri, Lwitiho Sudi, Jorge Ribeiro, Igor Capitine, Diana Faini, Edna Nhacule, Kubashni Woeber, Yolanda Manganhe, Abisai Kisinda, Wiston William, Rujeko Samanthia Chimukuche, Londiwe Shandu, Silindile Zulu, Nishanta Singh, Zakir Gaffoor, Rachel Kawuma, Thandiwe Sithole, Samantha Siva, Eldinah Hwengwere, Rujeko Samanthia Chidawanyika, Nteboheleng Mahapa, Isabel Remane, Odete Bule, Patricia Ramgi, Raquel Chissumba, Eduardo Namalango, Carmelia Massingue, Emmanuel Kapesa, Elizabeth Danstan, Marco Missanga, Amani Kway, Lilian Njovu, Revocatus Kunambi, Frank Msafiri, Edith Tarimo, Deus Buma, Freddie Mukasa Kibengo, Christian Hansen Holmes, Sheila Kansiime, Sylvia Masawi, Tobias Vudriko, Shamim Nabukenya, Gertrude Mutonyi, Rita Nakiboneka, Susan Mugaba, Aminata Sy, Liz Brodnicki, Claire Wenden, Jacqueline Musau, Mabela Matsoso, Paramesh Chetty, Gustavo Doncel, Allison Matthews