Public health ophthalmology within the nations. South Africa.
D000353:Africa, Southern; D044383:Black People; D001766:Blindness / Q000517:prevention & control*; D006782:Hospitals, Special; D006784:Hospitals, Teaching; D006801:Humans; D007391:International Cooperation; D008952:Mobile Health Units; D012424:Rural Population; D013019:South Africa