Tempolenses with Variable Magnification for Sonic Representation of Medical Data. Application for Cardiac Signals. - George I. Mihalas; Sorin Paralescu; Minodora Andor; Dan Lighezan; Nicoleta Mirica; Danina Muntean; Mircea Hancu; Adrian Neagu; Monica Neagu; Anca Tudor; Ovidiu Fira-Mladinescu (EFMI-STC, 2013)