1. Department of Paediatrics; University of Nigeria, Nsukka; Enugu Nigeria
2. Department of Paediatrics; Federal Teaching Hospital; Abakaliki Nigeria
3. Department of Paediatrics; University of Nairobi; Nairobi Kenya
4. Department of Paediatrics; Usman Danfodio University; Sokoto Nigeria
5. Department of Paediatrics; Abia State University; Okigwe Nigeria
6. DECCP, Clinique Pédiatrique/CH de Luxembourg, Luxembourg