About Shirakawa, T.
About Department of Hygiene and Preventive Medicine, Medical School, Osaka University, Osaka
About Kusaka, Y.
About Department of Hygiene and Preventive Medicine, Medical School, Osaka University, Osaka
About Fujimura, N.
About Department of Hygiene and Preventive Medicine, Medical School, Osaka University, Osaka
About Goto, S.
About Department of Hygiene and Preventive Medicine, Medical School, Osaka University, Osaka
About Kato, M.
About Department of Hygiene and Preventive Medicine, Medical School, Osaka University, Osaka
About Heki, S.
About Department of Hygiene and Preventive Medicine, Medical School, Osaka University, Osaka
About Morimoto, K.
About Department of Hygiene and Preventive Medicine, Medical School, Osaka University, Osaka
About Chest