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Martins TB, Litwin CM, Hill HR.Martins TB, et al. Among authors: hill hr.Am J Clin Pathol. 2008 Jan;129(1):34-41. doi: 10.1309/65VKWVNAQ38PHMGQ.Am J Clin Pathol. 2008.PMID: 18089487
Litwin CM, Mouritsen CL, Wilfahrt PA, Schroder MC, Hill HR.Litwin CM, et al. Among authors: hill hr.Biochem Mol Med. 1996 Oct;59(1):52-6. doi: 10.1006/bmme.1996.0064.Biochem Mol Med. 1996.PMID: 8902194
Martins TB, Pasi BM, Litwin CM, Hill HR.Martins TB, et al. Among authors: hill hr.Clin Diagn Lab Immunol. 2004 Mar;11(2):325-9. doi: 10.1128/cdli.11.2.325-329.2004.Clin Diagn Lab Immunol. 2004.PMID: 15013983Free PMC article.