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Corbett EL, Churchyard GJ, Clayton TC, Williams BG, Mulder D, Hayes RJ, De Cock KM.Corbett EL, et al. Among authors: churchyard gj.AIDS. 2000 Dec 1;14(17):2759-68. doi: 10.1097/00002030-200012010-00016.AIDS. 2000.PMID: 11125895
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Corbett EL, Hay M, Churchyard GJ, Herselman P, Clayton T, Williams BG, Hayes R, Mulder D, De Cock KM.Corbett EL, et al. Among authors: churchyard gj.Int J Tuberc Lung Dis. 1999 Jun;3(6):501-7.Int J Tuberc Lung Dis. 1999.PMID: 10383063
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Corbett EL, Blumberg L, Churchyard GJ, Moloi N, Mallory K, Clayton T, Williams BG, Chaisson RE, Hayes RJ, De Cock KM.Corbett EL, et al. Among authors: churchyard gj.Am J Respir Crit Care Med. 1999 Jul;160(1):15-21. doi: 10.1164/ajrccm.160.1.9812080.Am J Respir Crit Care Med. 1999.PMID: 10390374
Corbett EL, Murray J, Churchyard GJ, Herselman PC, Clayton TC, De Cock KM, Hayes RJ.Corbett EL, et al. Among authors: churchyard gj.Am J Respir Crit Care Med. 1999 Dec;160(6):2012-7. doi: 10.1164/ajrccm.160.6.9903040.Am J Respir Crit Care Med. 1999.PMID: 10588622