title: A study of heart rate variability (HRV) from short electrocardiographic recordings in treated hypertensive patients and the impact of abdominal breathing.
authors.forename: Srinivasa
authors.initials: S
authors.lastname: Jayachandra
mesh_terms: D000005:Abdomen; D000328:Adult; D000368:Aged; D001945:Breathing Exercises; D016022:Case-Control Studies; D004562:Electrocardiography; D006339:Heart Rate; D006801:Humans; D006973:Hypertension / Q000503:physiopathology / Q000628:therapy; D008875:Middle Aged; D011446:Prospective Studies; D012064:Relaxation Therapy