Centre for Disease Control and Prevention;
HIV Research Laboratory;
Kisumu;
Kenya;
Department of Microbiology;
Ahmadu Bello University;
Zaria;
Nigeria;
Department of Microbiology;
Kogi State University;
Ayangba;
Nigeria;
Family Health International (FHI 360);
Abuja;
Nigeria;
Innovative Biotech USA Inc;
Frederick Innovative Technology Center;
Frederick;
USA;