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Cotton DJ, Mink JT, Graham BL.Cotton DJ, et al. Among authors: graham bl.Can Respir J. 1998 Mar-Apr;5(2):101-8. doi: 10.1155/1998/324920.Can Respir J. 1998.PMID: 9707452Free article.
Cotton DJ, Graham BL.Cotton DJ, et al. Among authors: graham bl.Am J Respir Crit Care Med. 2013 Mar 15;187(6):660. doi: 10.1164/ajrccm.187.6.660a.Am J Respir Crit Care Med. 2013.PMID: 23504364No abstract available.