Nory Nejad, H., H. . Abednatanzi, S. . Soheily, and M. . Gholami. “Comparison of Resistance, Aerobic and Combined Trainings Effects on the FGF21 Serum Levels in Active Elderly Men”. Advances in Nursing & Midwifery, vol. 29, no. 4, Mar. 2021, pp. 7-11, https://journals.sbmu.ac.ir/en-jnm/article/view/33437.