@article{sang-seok nam2022of,
  title={Analysis of cardiopulmonary function, energy metabolism, and exercise intensity and time according to the number of repetitions of Taekwondo Taegeuk Poomsae in Taekwondo players},
  author={won-sang jung,hwang-woon moon,jeong-weon kim,hun-young park,jong-beom park,sang-hwan choi,jae-don lee,sang-seok nam},
  journal={Journal of Men's Health},
  volume={18},
  number={4},
  pages={1--10},
  doi = {10.31083/jomh.2021.140},
  year={2022}
}