title: John Fleming Brock.
authors.affiliation: Department of Pediatrics and Child Health, University of the Witwatersrand Medical School, Johannesburg, South Africa.
authors.forename: J D
authors.initials: JD
authors.lastname: Hansen
mesh_terms: D004501:Education, Medical / Q000266:history; D049673:History, 20th Century; D052756:Nutritional Sciences / Q000266:history; D013019:South Africa