For citations:
Kuznetsov A.N., Grigoryeva N.Yu., Sharabrinv E.G. Importance of early diagnostics of chronic obstructive pulmonary disease in patients with coronary heart disease. Cardiovascular Therapy and Prevention. 2011;10(3):47-50. (In Russ.) https://doi.org/10.15829/1728-8800-2011-3-47-50