For citations:
Gel’tser B.I., Shakhgel’dyan K.I., Kurpatov I.G., Kriger A.B., Kinyaykin M.F. A value of respiratory muscle strength indicators to determine severity of chronic obstructive pulmonary disease using artificial neural networks. PULMONOLOGIYA. 2019;29(5):571-581. (In Russ.) https://doi.org/10.18093/0869-0189-2019-29-5-571-581