For citations:
Chernyak A.V., Nistor S.Yu., Zykov K.A., Chernyak M.V., Naumenko Z.K., Neklyudova G.V., Shmidt E.P. A high prevalence of airway hyperresponsiveness in cross country skiers. PULMONOLOGIYA. 2019;29(4):403-410. (In Russ.) https://doi.org/10.18093/0869-0189-2019-29-4-403-410