Article Information
vol. 8 no. 3 186-192
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History
- Published online January 1, 2012.
Copyright & Usage
©ERS 2011
Author Information
- T.A. Popov⇑,
- T.Z. Kralimarkova and
- V.D. Dimitrov
- Clinic of Allergy and Asthma, Medical University of Sofia, 1 Sv. Georgi Sofiyski St, Sofia, BG-1431, Bulgaria. E-mail: ted.popov{at}gmail.com