1. Department of Surgery College of Medicine University of Nigeria Ituku‐Ozalla Nigeria
2. Independent Consultant Abuja Nigeria
3. Library Liaison Program University of Nevada Nevada Las Vegas USA
4. Global Health Initiative School of Community Health Sciences University of Nevada Nevada Las Vegas USA
5. Department of Pharmacology and Therapeutics College of Medicine University of Nigeria Enugu Campus Nsukka Nigeria
6. City Clinics Enugu Nigeria
7. Ohio State University College of Medicine Nationwide Children's Hospital Columbus Ohio USA
8. University of Texas Southwestern Medical Centre Dallas Texas USA
9. Institute of Maternal and Child Health College of Medicine University of Nigeria Ituku‐Ozalla Nigeria