For citations:
Gereng E.A., Sukhodolo I.V., Pleshko R.I., Bukreeva E.B., Kremis I.A. Changes in bronchial mucosa in smokers with chronic obstructive pulmonary disease. PULMONOLOGIYA. 2015;25(3):357-362. (In Russ.) https://doi.org/10.18093/0869-0189-2015-25-3-357-362