Citation

Xu D, Zheng CL. Zhonghua Lao Dong Wei Sheng Zhi Ye Bing Za Zhi 2018; 36(9): 698-699.

Copyright

(Copyright © 2018, Tianjin shi lao dong wei sheng yan jiu suo)

DOI

unavailable

PMID

30419682

Abstract

[Abstract unavailable]

Language: zh