1. From the Centre for Global Health, Institute for Infection and Immunity, St. George’s University of London (S.F.M., A.L., N.S., N. Karunaharan, J.A., T.B., T.S.H.), University College London (R.S.H.), and the MRC Tropical Epidemiology Group, London School of Hygiene and Tropical Medicine (J.B.), London, and Liverpool School of Tropical Medicine, Liverpool (T.C., D.G.L., D.W., S.J.) — all in the United Kingdom; the University of North Carolina Project–Malawi, Kamuzu Central Hospital, Lilongwe (C. Kanyama,...