title: A letter from South Africa.
authors: Loyiso
authors: L
authors: Mpuntsha
authors: Anthon
authors: A
authors: Heyns
authors: Sergio
authors: S
authors: Camera
mesh_terms: D001771:Blood Banks; D001782:Blood Donors; D001803:Blood Transfusion; D018562:Disease Transmission, Infectious; D006801:Humans; D013019:South Africa