@article{ik young chang2023in,
  title={Changes in physical activity trends and the health status in south Korean adult males before and during the COVID-19 pandemic},
  author={su yeon roh,kyu jin jin,ik young chang},
  journal={Journal of Men's Health},
  volume={19},
  number={1},
  pages={43--50},
  doi = {10.22514/jomh.2023.007},
  year={2023}
}