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Kokichi Hamada
Division of Microbiology, Hyogo Prefectural Institute of Public Health, Japan
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Hidetaka Tsuji
Division of Microbiology, Hyogo Prefectural Institute of Public Health, Japan
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Kuniyoshi Masuda
Division of Microbiology, Hyogo Prefectural Institute of Public Health, Japan
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Kanjiro Uemura
Uemura Pediatric and Internal Medicine Clinic, Japan