For citations:

Geppe N.A., Seliverstova N.A., Malyshev V.S., Utyusheva M.G., Starostina L.S., Ozerskaya I.V. Pulmonary bronchophonography in early-aged patients with bronchial asthma. PULMONOLOGIYA. 2008;(3):38-41. (In Russ.) https://doi.org/10.18093/0869-0189-2008-0-3-38-41