Shallow knee flexion angle during femoral tunnel creation using modified transtibial technique can reduce femoral graft bending angle in ACL reconstruction. - Tomihara, Tomohiro; Hashimoto, Yusuke; Taniuchi, Masatoshi; Takigami, Junsei; Takahashi, Shinji; Nishida, Yohei; Shimada, Nagakazu (Knee Surgery, Sports Traumatology, Arthroscopy, 2019)