Prevalence of sickle cell anemia in Africa: A protocol for a meta-analysis of existing studies - Bwambale Jonani; Emmanuel Charles Kasule; Herman Roman Bwire; Otema Ricky; Joel Fredrick Arturo; Matsiko Livingstone; Nassinde Esther; Namirembe Esther; Namale Joanitah; Lillian Nabbanja Naava; Ssebulime Stephen; John Bosco Mundaka (PLoS ONE, 2025)