1. 1. Hashynova K.Yu. Vplyv komorbidnoi patolohii na chastotu hospitalizatsii pry zahostrenni na khronichne obstruktyvne zakhvoriuvannia lehen. Halytskyi Likarskyi Visnyk. 2014;3:15-18. (In Ukrainian).
2. 2. Mostovyi Yu.M. Khronichne obstruktyvne zakhvoriuvannia lehen. Kliuchovi pytannia (Chronic obstructive pulmonary disease. Key issues). Ukr.Med.Chasopys. 2016;4:63-66. (In Ukrainian).
3. 3. Agusti A., Thomas A. Neff lecture. Chronic obstructive pulmonary desease. Proc. Am. Thorac. Soc. 2006;3(6):478-481.
4. 4. Feshchenko Yu.I., Chaikovskyi Yu.B., Ostrovskyi M.M., et al. Khronichne obstruktyvne zakhvoriuvannia lehen. Novi vidtinky problemy (Chronic obstructive pulmonary disease. New shades of the problem). Ivano- Frankivsk. 2016:40p. (In Ukrainian).
5. 5. Jones P.W., Quirk F.H., Baveystock C.M. The St George’s Respiratory Questionnaire. Respir Med. 1991;85 Suppl B:25-31.