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							Tomiko YOSHIDA
														
									Division of Cancer Detection Center, Yokohama Municipal Citizens' Hospital
							 
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							Kiyoko IMAMURA
														
									Division of Cancer Detection Center, Yokohama Municipal Citizens' Hospital
							 
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							Hideaki MASUDA
														
									Division of Cancer Detection Center, Yokohama Municipal Citizens' Hospital
							 
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							Fumiyo TAMAKI
														
									Division of Cancer Detection Center, Yokohama Municipal Citizens' Hospital