For citations:
Klimova A.A., Ambatello L.G., Smolyakova E.V., Nistor S.Yu., Zykov K.A., Chazova I.E. The problem of broncho-obstructive syndrome early detection in cardiological patients. Review of specialized respiratory questionnaires and their use in patients with comorbid cardiovascular and broncho-obstructive pathologies. Systemic Hypertension. 2018;15(1):38-44. (In Russ.) https://doi.org/10.26442/2075-082X_15.1.38-44