For citations:

Chuchalin A.G., Belevski A.S., Smolenov I.V., Chernyak B.A., Alekseeva Ya.G., Smirnov N.A. Can we improve quality of life in asthmatic patients? (The results of a multi-center prospective trial of beclomethasone and fluticasone/salmeterol efficacy in asthmatic patients). PULMONOLOGIYA. 2004;(2):50-59. (In Russ.)