Professor Dr. med. Olga V. Balakireva , I. V. Netschay* , Moscow INTRODUCTION Chronic obstructive bronchitis (COB) and bronchial asthma (BA) today represent a considerable problem for modern medicine (1). Relevant publications reveal that, in the last 10 years, the incidence of chronic obstructive pulmonary disease (COPD) has grown steadily. Treatment with drugs is not […]