@article{on lee2021survey,
  title={A survey study on sports injury by age for male athletes in combat sports},
  author={soyoung park,yeonsoo kim,seungseok woo,on lee},
  journal={Journal of Men's Health},
  volume={17},
  number={2},
  pages={120--126},
  doi = {10.31083/jomh.2021.009},
  year={2021}
}