Save the Children International.

World Health Organization.

University of Oxford, Oxford, UK.

Clinton Health Access Initiative, Nigeria.

Bill and Melinda Gate Foundation.

International Child Health Group of Royal College of Paediatrics and Child Health.

University College Hospital, Ibadan, Nigeria .

University of Medical Sciences Teaching Hospital Complex, Akure.

Mother and Child Hospital, Akure.

Alimosho General Hospital, Lagos .

Island Maternity, Lagos .

Ikorodu General Hospital, Lagos .

PACT West Africa (Abuja, Nigeria) .

MU-JHU Research Collaboration, Makerere University, Kampala, Uganda .