Why do patients with isolated PCL rupture experience no subjective knee joint instability during walking? An in vivo biomechanical study - Lu, Mingfeng; Chen, Wei; Lin, Jinpeng; Huang, Wenhan; Gao, Junqing; Zhao, Lilian; Li, Shilin; He, Lilei; Zhang, Yu (Frontiers in Bioengineering and Biotechnology, 2025)