title: [Studies on silicosis as reported in migrant workers. (Report 3)-- Mortality among migrant workers in tunnelling works].
mesh_terms: D000328:Adult; D000368:Aged; D002322:Career Mobility; D006801:Humans; D007564:Japan; D008175:Lung Neoplasms / Q000401:mortality; D008297:Male; D008875:Middle Aged; D012829:Silicosis / Q000401:mortality*; D013274:Stomach Neoplasms / Q000401:mortality