Corrigendum: Global Trends in Intertrochanteric Hip Fracture Research From 2001 to 2020: A Bibliometric and Visualized Study - Zhang, Ze; Qiu, Yudian; Zhang, Yawen; Zhu, Yi; Sun, Fengpo; Liu, Junchuan; Zhang, Tongyi; Wen, Liangyuan (Frontiers in Surgery, 2022)