title: [THE DURATION OF INDIVIDUAL PHASES OF CARDIAC SYSTOLE IN PATIENTS WITH CHRONIC LUNG DISEASES].
mesh_terms: D002908:Chronic Disease; D004562:Electrocardiography; D006321:Heart; D006801:Humans; D008171:Lung Diseases; D010701:Phonocardiography; D013599:Systole
keywords: ELECTROCARDIOGRAPHY; LUNG DISEASES; PHONOCARDIOGRAPHY
vernacular_title: PRODOLZHITEL'NOST' OTDEL'NYKH FAZ SISTOLY SERDTSA U BOL'NYKH KHRONICHESKIMI ZABOLEVANIIAMI LEGKIKH.