Background There are different materials used for anterior cruciate ligament(ACL)reconstruction.It has been reported that both autologous grafts and allografts
Background Several techniques have been described for posterior cruciate ligament(PCL)reconstruction.However,double-bundle PCL reconstruction using the quadrupl
Background Gastroesophageal junction adenocarcinomas include adenocarcinomas of the distal esophagus(DE)and gastric cardia(GC).It is controversial whether these