1.
Zhonghua Lao Dong Wei Sheng Zhi Ye Bing Za Zhi
; 24(8): 489-91, 2006 Aug.
Article
in Chinese
| MEDLINE
| ID: mdl-16978519
Subject(s)
Coal Mining , Dermatitis, Occupational/epidemiology , Adult , Humans , Male , Middle Aged , Prevalence
2.
Zhonghua Lao Dong Wei Sheng Zhi Ye Bing Za Zhi
; 22(3): 240, 2004 Jun.
Article
in Chinese
| MEDLINE
| ID: mdl-15256176