[Brief introduction of selection and application of respiratory protection articles for occupational populations in USA].
Yu
Dan
D
Ziqing
Zhuang
Z
Chen
Wei-hong
WH
D006801:Humans; D016273:Occupational Exposure / Q000517:prevention & control; D012134:Respiratory Protective Devices / Q000145:classification / Q000592:standards / Q000706:statistics & numerical data; D014481:United States