Suciliyana, Y. and Widyatuti, W. (2021) “Physical Exercise to Improve Immunity During the Pandemic Covid-19”, Proceedings of the International Conference on Nursing and Health Sciences, 2(1), pp. 19-26. Available at: http://jurnal.globalhealthsciencegroup.com/index.php/PICNHS/article/view/434 (Accessed: 18March2025).