Distal femur morphology affects rotatory knee instability in patients with anterior cruciate ligament ruptures. - Pfeiffer, Thomas R.; Burnham, Jeremy M.; Kanakamedala, Ajay C.; Hughes, Jonathan D.; Zlotnicki, Jason; Popchak, Adam; Debski, Richard E.; Musahl, Volker (Knee Surgery, Sports Traumatology, Arthroscopy, 2019)