Affiliation: | (1) Section of Minimally Invasive Surgery, Department of Surgery, Washington University School of Medicine, 660 South Euclid Avenue, Campus Box #8109, St. Louis, MO, USA;(2) Department of Orthopedics, Washington University School of Medicine, St. Louis, MO, USA;(3) Division of Comparative Medicine, Washington University School of Medicine, St. Louis, MO, USA; |