Romanchuk, O. P., V. I. Velychko, and Y. I. Bazhora. “Reactivity of Cardiorespiratory System in Bronchial Asthma Patients According to the Tests With Respiratory Maneuvers Performance”. Zaporozhye Medical Journal, no. 4, July 2019, doi:10.14739/2310-1210.2019.4.173191.