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South African medical journal = Suid-Afrikaanse tydskrif vir geneeskunde [S Afr Med J] 2013 Dec; Vol. 103 (12), pp. 881.Publisher: South African Medical Association Country of Publication: South Africa NLM ID: 0404520
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South African medical journal = Suid-Afrikaanse tydskrif vir geneeskunde [S Afr Med J] 2004 Oct; Vol. 94 (10), pp. 796-7.Publisher: South African Medical Association Country of Publication: South Africa NLM ID: 0404520
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South African medical journal = Suid-Afrikaanse tydskrif vir geneeskunde [S Afr Med J] 2004 Jul; Vol. 94 (7), pp. 552-6.Publisher: South African Medical Association Country of Publication: South Africa NLM ID: 0404520