Authors: Adrian Isaza.
Authors: Uzodinma E.O, Onwurafor E.U, Asogwa J.A.
Authors: Wendy A.M. Blom, Nathalie C. Goenee, Lucia Juliano, Els M. de Groene, Fernanda de Oliveira Martins.
Authors: Stukes James B, Mohammed Nazimuddin, Bottenberg David, Gathers DeAsia, Stuckey DeAsia, Roper MyRandi, Jenkins Alston, Musa Isa, Powell Shameka.