title: [Analysis of pulmonary function of 0+ and I of pneumoconiosis].
authors.forename: Ji-mei
authors.initials: JM
authors.lastname: Zhang
authors.forename: Hong
authors.initials: H
authors.lastname: Song
mesh_terms: D000368:Aged; D000369:Aged, 80 and over; D006801:Humans; D008168:Lung / Q000503:physiopathology*; D008297:Male; D008875:Middle Aged; D011009:Pneumoconiosis / Q000503:physiopathology*; D012129:Respiratory Function Tests; D012131:Respiratory Insufficiency