MOESM1 of Burden of neurological and neurocognitive impairment in pediatric sickle cell anemia in Uganda (BRAIN SAFE): a cross-sectional study GreenNancy MunubeDeogratias BangiranaPaul BulumaLinda KebirungiBridget OpokaRobert MupereEzekiel KasiryePhilip KiguliSarah BirabwaAnnet KawooyaMichael LubowaSamson SekibiraRogers KayongoEdwards HumeHeather ElkindMitchell PengWeixin LiGen RosanoCaterina LaRussaPhilip MinjaFrank BoehmeAmelia IdroRichard 2019 Additional file 1. Transcranial doppler ultrasound: training and tester reliability.