TY JOUR TI PULMONARY REHABILITATION OF CHRONIC OBSTRUCTIVE PULMONARY DISEASES (REVIEW OF CLINICAL TRIALS, NATIONAL AND INTERNATIONAL RECOMMENDATIONS) KW JO Bulletin of Rehabilitation Medicine AU Bilichenko, T.N. PY 2020 IS 2020 PB Federal State Budgetary Institution «National Medical Research Center of Rehabilitation and Balneology» of Ministry of Healthcare of Russian Federation