For citations:
Karnaushkina M.A., Fedosenko S.V., Sazonov A.E., Petrov V.A., Vakoluyk R.M., Dvoretckiy L.I., Ogorodova L.M. DIFFICULTY OF COPD PREDICTING AS A CHALLENGE TO MODERN CLINICAL PULMONOLOGY. The Russian Archives of Internal Medicine. 2016;6(4):14-20. (In Russ.) https://doi.org/10.20514/2226-6704-2016-6-4-14-20