TY JOUR TI CLINICAL CASE: CHRONIC BRONCHITIS AS A RISK FACTOR FOR UNCONTROLLED BRONCHIAL ASTHMA KW bronchial asthma KW chronic bronchitis KW "step by step" therapy KW compliance. JO Clinical Medicine and Pharmacology AU Gaysaev, M.O. AU Gancgorn, E.V. PY 2020 IS 6 PB LLC Information and publishing center Innovations and investments