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Kiyoe Yoda
Division of Bacteriology, Chiba Prefectural Institute of Public Health, Japan
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Takahiro Ito
Department of Clinical Laboratory, Chiba Social Insurance Hospital, Japan
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Yukihiro Matuda
Division of Rheumatology, Chiba Social Insurance Hospital, Japan
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Noriyoshi Murotani
Hemodialysis Center, Chiba Social Insurance Hospital, Japan