Does community-based distribution of HIV self-tests increase uptake of HIV testing? Results of pair-matched cluster randomised trial in Zambia oleh Katherine L Fielding, Eveline Otte im Kampe, Bernadette Hensen, Helen Ayles, Alwyn Mwinga, Namwinga Chintu, Nixon Handima, Chama Mulubwa, Mutinta Nalubamba, Musonda Simwinga, Gina Smith, Dickson Tsamwa