Tsuji, H <br/><br/>
Reduced heart rate variability and mortality risk in an elderly cohort. The Framingham Heart Study.  [electronic resource] 

 -  Circulation  Aug 1994 
 - 878-83 p.  digital 
<br/><br/> Publication Type: Journal Article; Research Support, Non-U.S. Gov't 
<br/><br/><label>ISSN: </label>0009-7322 
<br/><br/><label>Standard No.: </label>10.1161/01.cir.90.2.878  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Aged<br/>Cardiovascular Diseases--mortality<br/>Cohort Studies<br/>Coronary Disease--mortality<br/>Electrocardiography, Ambulatory<br/>Female<br/>Follow-Up Studies<br/>Heart Rate--physiology<br/>Humans<br/>Male<br/>Massachusetts--epidemiology<br/>Neoplasms--mortality<br/>Prognosis<br/>Proportional Hazards Models<br/>Prospective Studies<br/>Risk Factors<br/>Signal Processing, Computer-Assisted<br/>Time Factors