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de Vasconcelos AB, Azevedo e Silva Mendonça G, Sichieri R.de Vasconcelos AB, et al. Among authors: sichieri r.Sao Paulo Med J. 2001 Mar;119(2):62-6. doi: 10.1590/s1516-31802001000200005.Sao Paulo Med J. 2001.PMID: 11276168Free article.