Authors: Okechukwu Paulinus Ossai; Raymond Dankoli; Chimezie Nwodo; Dahiru Tukur; Peter Nsubuga; Daniel Ogbuabor; Osaeloka Ekwueme; Godwin Abonyi; Echezona Ezeanolue; Patrick Nguku; Douglas Nwagbo; Suleiman Idris; George Eze Journal: Pan Afr Med J Date: 2014-07-21