Article Information
vol. 23 no. 131 149-152
PubMed
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History
- Received June 24, 2013
- Accepted July 16, 2013
- Published online February 28, 2014.
Copyright & Usage
©ERS 2014
ERR articles are open access and distributed under the terms of the Creative Commons Attribution Non-Commercial Licence 3.0.
Author Information
- Inderpaul Singh Sehgal and
- Ritesh Agarwal⇑
- Dept of Pulmonary Medicine, Postgraduate Institute of Medical Education and Research, Chandigarh, India.
- R. Agarwal, Dept of Pulmonary Medicine, Postgraduate Institute of Medical Education and Research, Sector 12, Chandigarh, CH-160012, India. E-mail: riteshpgi{at}gmail.com