[1] London Sch Hyg & Trop Med, Dept Dis Control, London, England
[2] London Sch Hyg & Trop Med, Dept Infect Dis Epidemiol, London, England
[3] London Sch Hyg & Trop Med, Vaccines & Immun Theme, Gambia, Med Res Council Unit, Fajara, Gambia
[4] Clinton Hlth Access Initiat, Yaounde, Cameroon
[5] Univ Siena, Inst Global Hlth, Siena, Italy
[6] Leeds Teaching Hosp NHS Trust, Dept Infect & Travel Med, Leeds, W Yorkshire, England
[7] Univ Calabar, Coll Med Sci, Fac Clin Sci, Dept Internal Med, Calabar, Nigeria
[8] WHO, Field Presence, Binrin Kebbi, Nigeria
[9] Univ Leeds, Nuffield Ctr Int Hlth & Dev, Leeds, W Yorkshire, England
[10] Legacy Univ, Coll Agr Engn & Environm Design, Banjul, Gambia
[11] London Sch Hyg & Trop Med, Med Res Council Unit Gambia, Stat & Bioinformat, Fajara, Gambia
[12] Univ Technol Sydney, Fac Hlth, Sch Publ Hlth, Liverpool, NSW, Australia
[13] James Cook Univ, Coll Publ Hlth Med & Vet Sci, Townsville, Qld, Australia
[14] Takoradi Tech Univ, Dept Estate Management, Takoradi, Ghana
[15] Resolve Save Lives, Vital Strategies, Regus 4th Floor,Tower C,Churchgate Plaza,473 Cons, Abuja, Nigeria
[16] WHO, Country Off, Abuja, Nigeria
[17] WHO, Geneva, Switzerland
[18] Univ Ottawa, Sch Int Dev & Global Studies, Ottawa, ON, Canada
[19] Imperial Coll London, George Inst Global Hlth, London, England