<?xml version='1.0' encoding='UTF-8'?><xml><records><record><source-app name="HighWire" version="7.x">Drupal-HighWire</source-app><ref-type name="Journal Article">17</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">ROTHSCHILD, BRUCE M.</style></author></authors><secondary-authors></secondary-authors></contributors><titles><title><style face="normal" font="default" size="100%">Impairment of Motivational Efforts: Another Complication of Opioid Compromise of Sleep Quality?</style></title><secondary-title><style face="normal" font="default" size="100%">The Journal of Rheumatology</style></secondary-title></titles><dates><year><style  face="normal" font="default" size="100%">2018</style></year><pub-dates><date><style  face="normal" font="default" size="100%">2018-07-01 00:00:00</style></date></pub-dates></dates><pages><style  face="normal" font="default" size="100%">1070-1070</style></pages><doi><style  face="normal" font="default" size="100%">10.3899/jrheum.170507</style></doi><volume><style face="normal" font="default" size="100%">45</style></volume><issue><style face="normal" font="default" size="100%">7</style></issue><abstract><style  face="normal" font="default" size="100%">Fitzcharles and Shir1 emphasize the “negative effects of opioids in chronic pain conditions.” Kim, et al2 attribute detrimental effects of opioids to compromise of adherence to therapeutic regimens, but Fitzcharles and Shir1 suggest an important role for other … Address correspondence to Dr. B.M. Rothschild, West Virginia University School of Medicine, Morgantown, West Virginia 26506, USA. E-mail: spondylair{at}gmail.com</style></abstract></record></records></xml>