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Knuiman MW, Clarkson JP, Bulsara M, Bartholomew HC.Knuiman MW, et al.Aust N Z J Public Health. 2004 Jun;28(3):267-72. doi: 10.1111/j.1467-842x.2004.tb00706.x.Aust N Z J Public Health. 2004.PMID: 15707174Free article.
Calver J, Bulsara M, Boldy D.Calver J, et al.Aust N Z J Public Health. 2006 Apr;30(2):143-6. doi: 10.1111/j.1467-842x.2006.tb00107.x.Aust N Z J Public Health. 2006.PMID: 16681335Free article.