@article{liu_jia_chai_yang_2023,  title={RESEARCH ON THE MAIN METHODS OF CORE STRENGTH TRAINING IN SPRINTERS},  volume={29},  ISSN={1517-8692},  url={https://doi.org/10.1590/1517-8692202329012022_0229},  DOI={10.1590/1517-8692202329012022_0229},  journal={Revista Brasileira de Medicina do Esporte},  publisher={Sociedade Brasileira de Medicina do Exercício e do Esporte},  author={Liu, Qiannan and Jia, Mingyuan and Chai, Guorong and Yang, Duo},  year={2023},  pages={e2022_0229} }