Citation

Chen ZR, Chen LM, Zhang MH. Zhonghua Lao Dong Wei Sheng Zhi Ye Bing Za Zhi 2008; 26(8): 484-485.

Copyright

(Copyright © 2008, Tianjin shi lao dong wei sheng yan jiu suo)

DOI

unavailable

PMID

19358763

Abstract

[Abstract unavailable]

Language: zh