Purpose:To compare the efficacy of quadratus femoris muscle pedicle bone flap transplantation combined with hollow compression screw fixation versus AO hollow c
Background The rapid transmission and high mortality rate made severe acute respiratory syndrome (SARS) a global threat for which no efficacious therapy is avai
Pulmonary arteriovenous fistula (PAVF) is a rare anomaly in the lung,and hemothorax or massive hemoptysis due to spontaneous rupture of the fistula sac is even