Osteoporosis, scurvy and siderosis in the Johannesburg Bantu.
D001741:Black or African American; D044383:Black People; D006801:Humans; D010024:Osteoporosis / Q000150:complications*; D012614:Scurvy / Q000150:complications*; D012806:Siderosis / Q000150:complications*; D013019:South Africa