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							Hiromi Nakamura
															
							
									Osaka Institute of Public Health
							 
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							Mika Fujie
														
									Osaka Food Hygiene Supervision Department, Osaka City Public Health Center
							 
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							Naoki Nishimura
														
									General Sanitation Department, Public Health Bureau of Osaka City Eastern Hygiene Inspection Office, Osaka City Public Health Center
							 
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							Kazunori Shinohara
														
									Osaka Food Hygiene Supervision Department, Osaka City Public Health Center General Sanitation Department, Public Health Bureau of Osaka City