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Isao Miyoshi
Department of Internal Medicine, Tosatamura Hospital, Kochi, Japan,
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Masakazu Mori
Department of Hematology, Kochi Medical School, Kochi University, Nankoku, Japan,
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Ichiro Yamasaki
Department of Urology, Kochi Medical School, Kochi University, Nankoku, Japan,
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Masanori Daibata
Department of Microbiology and Infection, Kochi Medical School, Kochi University, Nankoku, Japan