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Spencer CA, Jamrozik K, Lawrence-Brown M, Norman PE.Spencer CA, et al. Among authors: jamrozik k.Prev Med. 2005 Aug;41(2):583-8. doi: 10.1016/j.ypmed.2004.12.007.Prev Med. 2005.PMID: 15917056
Fowler B, Jamrozik K, Norman P, Allen Y.Fowler B, et al. Among authors: jamrozik k.Aust N Z J Public Health. 2002;26(3):219-24. doi: 10.1111/j.1467-842x.2002.tb00677.x.Aust N Z J Public Health. 2002.PMID: 12141616Free article.