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Takeshi KAWASAKI
Dapartment of Internal Medicine, Tomakomai City Hospital
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Takehiko ASANO
Dapartment of Internal Medicine, Tomakomai City Hospital
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Shigeo MAKITA
Dapartment of Internal Medicine, Tomakomai City Hospital
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Tadamasa YOSHIDA
The 2nd Department of Internal Medicine, School of Medicine, Hokkaido University
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Mitsuaki KAKINUMA
The 2nd Department of Internal Medicine, School of Medicine, Hokkaido University