Umesh Kumar. <br/><br/>
Multipaper power spectral density estimation for heart rate variability. 
Umesh Kumar. 
 - Dr.B.R.Amb 
 - Jalandhar.  Dr.B.R.Ambedkar National Institute of Te  2015 
 - x; 59p. 
<br/><br/><label>Dewey Class. No.: </label>616.12  / UM-M