Evaluation of pilot implementation of seasonal malaria chemoprevention on morbidity in young children in Northern Sahelian Ghana oleh Patrick O. Ansah, Nana A. Ansah, Keziah Malm, Dennis Awuni, Nana Peprah, Sylvester Dassah, Sobe Yarig, Charles Manful, John Agbenyeri, John Awoonor-Williams, Wilfred Ofosu, Abraham R. Oduro