Hydroxyurea for primary stroke prevention in children with sickle cell anaemia in Nigeria (SPRING): a double-blind, multicentre, randomised, phase 3 trial

Shehu U Abdullahi, Binta W Jibir, Halima Bello-Manga, Safiya Gambo, Hauwa Inuwa, Aliyu G Tijjani, Nura Idris, Aisha Galadanci, Mustapha S Hikima, Najibah Galadanci, Awwal Borodo, Abdulkadir M Tabari, Lawal Haliru, Aisha Suleiman, Jamila Ibrahim, Brittany C Greene, Djamila L Ghafuri, Mark Rodeghier, James C Slaughter, Fenella J Kirkham, Kathleen Neville, Adetola Kassim, Edwin Trevathan, Lori C Jordan, Muktar H Aliyu, Michael R DeBaun