O. I. Savushkina
Acad. N.N.Burdenko The Main Military Clinical Hospital, Moscow, Russia: 3, Gospital'naya sqr., Moscow, 105229, Russia
Russian Federation

PhD, Head of Lung Function Department at Center of Functional Diagnostic Investigations, Acad. N.N.Burdenko The Main Military Clinical Hospital, Moscow, Russia; tel.: (499) 263-55-61, (926) 231-84-12;

A. V. Chernyak
Federal Pulmonology Research Institute, Federal Medical and Biological Agency of Russia: 32, build. 4, 11th Parkovaya str., Moscow, 105077, Russia
Russian Federation

PhD, Head of Laboratory of Functional and Ultra-sound Investigations; Federal Pulmonology Research Institute, Federal Medical and Biological Agency of Russia; tel.: (917) 550-06-34;

N. Yu. Kopovaya
Acad. N.N.Burdenko The Main Military Clinical Hospital, Moscow, Russia: 3, Gospital'naya sqr., Moscow, 105229, Russia
Russian Federation

physician of the 30^th Pulmonology Division, Acad. N.N.Burdenko The Main Military Clinical Hospital, Moscow, Russia; tel.: (499) 263-56-30; (985) 785-00-50;