title: [Membership reconsidered].
authors.forename: G P J
authors.initials: GP
authors.lastname: Herbst
authors.forename: U J
authors.initials: UJ
authors.lastname: van Heerden
authors.forename: F C
authors.initials: FC
authors.lastname: Louw
authors.forename: A A C
authors.initials: AA
authors.lastname: Manser
mesh_terms: D006291:Health Policy; D006801:Humans; D012955:Societies, Medical / Q000191:economics* / Q000458:organization & administration; D013019:South Africa