Pre-publication history
Reviewer Acknowledgement 2012
BMC Pulmonary Medicine 2013, 13:7 doi:10.1186/1471-2466-13-7
Pre-publication versions of this article and reviewers' reports
| Original Submission - Version 1 | Manuscript | 21 Jan 2013 | |
| Editorial acceptance | 21 Jan 2013 | ||
| Published | 31 Jan 2013 |
