Redirecting to /en/research/research-projects/dihydroartemisinin-piperaquine-and-sulphadoxine-pyrimethamine-for-the-chemoprevention-of-malaria-in-children-with-sickle-cell-anaemia-in-eastern-and-southern-africa-a-double-blind-three-arm-randomised-trial-the-chemcha-trial.