title: Sidney Kark and John Cassel: social medicine pioneers and South African emigrés.
authors.affiliation: Department of History, University of Rochester, NY 14627, USA. theodore_brown@urmc.rochester.edu
authors.forename: Theodore M
authors.initials: TM
authors.lastname: Brown
authors.forename: Elizabeth
authors.initials: E
authors.lastname: Fee
mesh_terms: D003151:Community Health Centers / Q000266:history; D049673:History, 20th Century; D011634:Public Health / Q000266:history; D012936:Social Medicine / Q000266:history*; D013019:South Africa