TY - JOUR AU - Wang, Qiuke AU - Sheng, Ning AU - Rui, Biyu AU - Chen, Yunfeng DO - doi:10.1302/0301-620X.102B12.BJJ-2020-0070.R1 UR - https://doi.org/10.1302/0301-620X.102B12.BJJ-2020-0070.R1 TI - The neck-shaft angle is the key factor for the positioning of calcar screw when treating proximal humeral fractures with a locking plate T2 - The Bone & Joint Journal VL - 102-B IS - 12 PY - 2020 SP - 1629 EP - 1635 ER -