Citation

Jiang H, Wang L, Chen W. Zhonghua Lao Dong Wei Sheng Zhi Ye Bing Za Zhi 2010; 28(7): 536-538.

Copyright

(Copyright © 2010, Tianjin shi lao dong wei sheng yan jiu suo)

DOI

unavailable

PMID

21114038

Abstract

[Abstract unavailable]

Language: zh