Effect of pentavalent rotavirus vaccine introduction on hospital admissions for diarrhoea and rotavirus in children in Rwanda: a time-series analysis oleh Dr. Fidele Ngabo, MSc, Jacqueline E Tate, PhD, Maurice Gatera, MSc, Celse Rugambwa, MSc, Philippe Donnen, PhD, Prof. Philippe Lepage, PhD, Jason M Mwenda, PhD, Agnes Binagwaho, PhD, Umesh D Parashar, MBBS