Key points are not available for this paper at this time.
The South African Family Practice is a peer-reviewed scientific journal, which strives to provide primary care physicians (and their teams), as well as researchers, with a broad range of scholarly work in the disciplines of family medicine, primary health care, rural medicine, district health and other related fields. SAFP publishes original research, clinical reviews, and pertinent commentary that advance the knowledge base of these disciplines.
Nash et al. (Thu,) studied this question.