44 Signal-to-Noise Ratio During Haemodynamic Optimisation of AV Delay is Improved more by Atrial Pacing than by Increasing Heart Rate
Alexander Sharp, Afzal Sohaib, Keith Willson, Jamil Mayet, Alun Hughes, Prapa Kanagaratnam, Zachary Whinnett, Andreas Kyriacou, Darrel Francis
Heart Jun 2015, 101 (Suppl 4) A25-A26; DOI: 10.1136/heartjnl-2015-308066.44