Article Information
vol. 34 no. 3 559-567
PubMed
Published By
Print ISSN
Online ISSN
History
- Received November 28, 2008
- Accepted May 11, 2009
- Published online August 31, 2009.
Article Versions
- previous version (August 20, 2009 - 07:46).
- You are viewing the most recent version of this article.
Copyright & Usage
© ERS Journals Ltd
Author Information
- Depts of 1Occupational Medicine and Clinical Toxicology, and 2Pathology, Beijing Chaoyang Hospital, Capital University of Medical Sciences, Beijing, China.
- Y. Song, Dept of Occupational Medicine and Clinical Toxicology, Beijing Chaoyang Hospital, No. 8, Baijiazhuang Road, Chaoyang District, Beijing, China (100020). E-mail: songrain123{at}hotmail.com