salari, A., Soleimanha, M., Khososi, D., & samimian, S. "The prevalence of some related factors to Calcaneal Apophysitis [Severâs disease] in children in age 5to15 referred to Poursina hospital during 2015-2014", Iranian Journal of Orthopedic Surgery, 19, 3, 2021, 110–114. doi: 10.22034/ijos.2021.264460.0