title: Changes in the indirect displacement ballistocardiogram during the ice test.
mesh_terms: D000328:Adult; D000368:Aged; D000787:Angina Pectoris / Q000097:blood / Q000503:physiopathology*; D001450:Ballistocardiography / Q000379:methods*; D002302:Cardiac Output; D002395:Catecholamines / Q000097:blood; D005260:Female; D006352:Heart Ventricles / Q000503:physiopathology; D006801:Humans; D007053:Ice; D008297:Male; D008875:Middle Aged; D009200:Myocardial Contraction; D011602:Psychophysiologic Disorders / Q000097:blood / Q000503:physiopathology
chemical_list: D002395:Catecholamines; D007053:Ice