[Evaluation on the prevention and control measures of pneumoconiosis in peasant laborer in Guangxi].
Xia-Ping
XP
Li
Xian-Min
XM
Ge
Wei-Ming
WM
Zou
D000328:Adult; D002681:China; D006801:Humans; D008875:Middle Aged; D009786:Occupational Health Services; D011009:Pneumoconiosis / Q000517:prevention & control*; D016635:Universal Precautions