Cham, F., Maleka, M., Masango, M., Goetsch, E., Belabbes, E. H., Singh, B., . . . Puren, A. (2012). The World Health Organization African region external quality assessment scheme for anti-HIV serology. Afr J Lab Med.

Cham, Fatim, Mahlatse Maleka, Martin Masango, Emma Goetsch, El H. Belabbes, Beverley Singh, Guy M. Gershy-Damet, and Adrian Puren. "The World Health Organization African Region External Quality Assessment Scheme for Anti-HIV Serology." Afr J Lab Med 2012.

Cham, Fatim, et al. "The World Health Organization African Region External Quality Assessment Scheme for Anti-HIV Serology." Afr J Lab Med 2012.