title: Use of the ballistocardiogram to assess surgical risk.
mesh_terms: D000328:Adult; D001450:Ballistocardiography; D002318:Cardiovascular Diseases / Q000175:diagnosis*; D004562:Electrocardiography; D006801:Humans; D008875:Middle Aged; D008991:Monitoring, Physiologic; D011379:Prognosis; D013514:Surgical Procedures, Operative