Is the modified Dunn’s procedure superior to in situ fixation? A systematic review and meta-analysis of comparative studies for management of moderate and severe slipped capital femoral epiphysis. - Cheok, Tim; Smith, Thomas; Berman, Morgan; Jennings, Matthew; Williams, Kanishka; Poonnoose, Pradeep Mathew; Rawat, Jaideep; Foster, Bruce (Journal of Children's Orthopaedics (British Editorial Society of Bone & Joint Surgery), 2022)