Inclination of the medial articular surface in the proximal tibia contributes to varus thrust for the subjects with normal and early varus knee OA. Issue 1 (April 2020) - Shima, T.; Mochizuki, T.; Koga, Y.; Koga, H.; Tanifuji, O.; Takagi, S.; Nishino, K.; Omori, G.; Endo, N.