title: [Analysis of morbidity of pneumoconiosis in welders of ship building industry].
authors: Hua-ling
authors: HL
authors: Tang
authors: Hong
authors: H
authors: Liu
authors: Hong-mei
authors: HM
authors: Ju
mesh_terms: D000328:Adult; D002681:China / Q000453:epidemiology; D060389:Construction Industry; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D011009:Pneumoconiosis / Q000453:epidemiology*; D012767:Ships; D014896:Welding; D055815:Young Adult