1. Tackling the hard problems: implementation experience and lessons learned in newborn health from the African Health Initiative Magge, Hema; Chilengi, Roma; Jackson, Elizabeth; Wagenaar, Bradley H.; Kante, Almamy M.; AHI PHIT Partnership Collaborative 2017 Articles Newborn infants--Health and hygieneInfants--Mortality--PreventionPublic healthChild health services