South Africa’s National Institute for Occupational Health: from phthisis to occupational health and back again Authors: Rees DJ, Ross MH, Davies JCA. Source: Occup Health Southern Africa. 2006;12(5):5-7. Babalwa Jekwa2019-03-23T23:50:01+02:00Dec 31st, 2006| Share This Page, Choose Your Platform! FacebookTwitterLinkedInWhatsappEmail