American Journal of Respiratory and Critical Care Medicine (2008) - Comments
pubmed: 18556627  doi: 10.1164/rccm.200803-380oc  issn: 1535-4970  issn: 1073-449x 

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Deepti Malhotra, Rajesh Thimmulappa, Ana Navas-Acien, Andrew Sandford, Mark Elliott, Anju Singh, Linan Chen, Xiaoxi Zhuang, James Hogg, Peter Pare, Rubin M. Tuder, Shyam Biswal