<?xml version="1.0" encoding="UTF-8"?><xml><records><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>17</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Kallistratos, Manolis S</style></author><author><style face="normal" font="default" size="100%">Dritsas, Athanasios</style></author><author><style face="normal" font="default" size="100%">Laoutaris, Ioannis D</style></author><author><style face="normal" font="default" size="100%">Cokkinos, Dennis V</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">Chronotropic and neurohumoral markers for the evaluation of functional capacity in patients with impaired left ventricular function</style></title><secondary-title><style face="normal" font="default" size="100%">Hellenic J Cardiol</style></secondary-title></titles><dates><year><style  face="normal" font="default" size="100%">2008</style></year></dates><number><style face="normal" font="default" size="100%">1</style></number><volume><style face="normal" font="default" size="100%">49</style></volume><pages><style face="normal" font="default" size="100%">26–32</style></pages><language><style face="normal" font="default" size="100%">eng</style></language></record></records></xml>