<?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%">Cokkinos, Dennis V</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">The Value of Questionnaires in Assessing Physical Activity, Fitness, and Quality of Life</style></title><secondary-title><style face="normal" font="default" size="100%">Heart failure reviews</style></secondary-title></titles><dates><year><style  face="normal" font="default" size="100%">1999</style></year></dates><number><style face="normal" font="default" size="100%">4</style></number><publisher><style face="normal" font="default" size="100%">Kluwer Academic Publishers</style></publisher><volume><style face="normal" font="default" size="100%">3</style></volume><pages><style face="normal" font="default" size="100%">305–311</style></pages><language><style face="normal" font="default" size="100%">eng</style></language></record></records></xml>