University of Enugu, Nsukka University of Benin, Nigeria Nigerian Institute of Medical Research (NIMR) Nigeria Centre for Disease Control (NCDC) National Institute for Pharmaceutical Research and Development (NIPRD) University of Ibadan, Nigeria Center for Integrated Health Programme (CIHP) Aids Prevention Initiative in Nigeria (APIN) National Tuberculosis and Leprosy Control Programme (NTBLCP) National Agency for Food and Drug Administration and Control (NAFDAC) Bayero University, Kano