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Haddad A, Kao A.Haddad A, et al.Virtual Mentor. 2002 Nov 1;4(11):virtualmentor.2002.4.11.ccas1-0211. doi: 10.1001/virtualmentor.2002.4.11.ccas1-0211.Virtual Mentor. 2002.PMID: 23268750Free article.No abstract available.