Elliptic Grid Control on a Discrete Level. - Peter Niederdrenk; Olaf Brodersen (IMR, 1999)

In-Ear Acquisition of Vital Signs Discloses New Chances for Preventive Continuous Cardiovascular Monitoring. - Olaf Brodersen; D. Römhild; Dietmar Starke; A. Steinke; Stefan Vogel 002 (BSN, 2007)

Analysis of Heart Rate Variability with an In-Ear Micro-Optic Sensor in View of Motion Artifacts. - Tobias Wartzek; Stefan Vogel 002; Thomas Hennig; Olaf Brodersen; Markus Hülsbusch; M. Herzog; Steffen Leonhardt (BSN, 2009)