Primary Prevention of Stroke in Children With Sickle Cell Anemia in Nigeria: Protocol for a Mixed Methods Implementation Study in a Community Hospital oleh Halima Bello-Manga, Lawal Haliru, Kudrat Abdulkareem Ahmed, Abdulkadir Musa Tabari, Bilkisu Usman Farouk, Gloria Yimi Bahago, Aisha Shuaibu Kazaure, Abdulrasheed Sani Muhammad, Samira Abubakar Gwarzo, Ana A Baumann, Michael R DeBaun, Allison A King