Possible mechanism of static progressive stretching combined with extracorporeal shock wave therapy in reducing knee joint contracture in rats based on MAPK/ERK pathway. Biomol Biomed [Internet]. 2023 Mar. 16 [cited 2024 May 3];23(2):277–286. Available from: https://www.bjbms.org/ojs/index.php/bjbms/article/view/8152