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Sumida Y, Kanemasa K, Fukumoto K, Yoshida N, Sakai K.Sumida Y, et al. Among authors: kanemasa k.Nihon Shokakibyo Gakkai Zasshi. 2007 Jun;104(6):815-21.Nihon Shokakibyo Gakkai Zasshi. 2007.PMID: 17548949Japanese.
Sumida Y, Kanemasa K, Fukumoto K, Yoshida N, Sakai K.Sumida Y, et al. Among authors: kanemasa k.Nihon Shokakibyo Gakkai Zasshi. 2007 Jul;104(7):1044-50.Nihon Shokakibyo Gakkai Zasshi. 2007.PMID: 17611380Japanese.