<?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%">Nierengarten, Mary Beth</style></author></authors><secondary-authors><author><style face="normal" font="default" size="100%">Dingjun, Hao</style></author></secondary-authors></contributors><titles><title><style face="normal" font="default" size="100%">Position of Pedicle Screws during Lumbar Fusion Surgery Significant in Reducing Complications</style></title><secondary-title><style face="normal" font="default" size="100%">MD Conference Express</style></secondary-title></titles><dates><year><style  face="normal" font="default" size="100%">2015</style></year><pub-dates><date><style  face="normal" font="default" size="100%">2015-01-01 00:00:00</style></date></pub-dates></dates><pages><style  face="normal" font="default" size="100%">17-17</style></pages><abstract><style  face="normal" font="default" size="100%">This article presents the results of a prospective comparative study—Effect of Superior Adjacent Segment Degeneration after Lumbar Posterolateral Fusion Using Two Different Pedicle Screw Insertion Positions With Nine-Year Minimum Follow-Up—of patients with low-grade isthmic spondylolisthesis, which assessed the effect of different pedicle screw insertion positions on adjacent segment degeneration.</style></abstract><number><style face="normal" font="default" size="100%">50</style></number><volume><style face="normal" font="default" size="100%">14</style></volume></record></records></xml>