@article{
  author = {Veisi, Korosh, Ziadi, Masoume, Ebvrahimi, Znat},
  title = {Design and Explain a Model for the Development of Active Aging  with an Emphasis on Sports Activities in Iran.},
  journal = {Physical Activity and Health},
  year = {2025},
  volume = {4},
  number = {2},
  pages = {25-45},
  doi = {}
}