<?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%">Pechacek, Terry F.</style></author><author><style face="normal" font="default" size="100%">Babb, Stephen</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">How acute and reversible are the cardiovascular risks
                   of secondhand smoke?</style></title><secondary-title><style face="normal" font="default" size="100%">BMJ</style></secondary-title></titles><keywords><keyword><style  face="normal" font="default" size="100%">secondhand smoke</style></keyword></keywords><dates><year><style  face="normal" font="default" size="100%">2004</style></year></dates><volume><style face="normal" font="default" size="100%">328</style></volume><pages><style face="normal" font="default" size="100%">980-983</style></pages><language><style face="normal" font="default" size="100%">eng</style></language><work-type><style face="normal" font="default" size="100%">article</style></work-type></record></records></xml>