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		Jonathan, A., 		Rizkyah, A., 		Permata, R., 		Soesanto, Y., 		Zerlinda, V., 		Juhanna, I., & 		Adiatmika, I.
(2022).
The Effect of Vitamin D and Exercise on Muscle Aging.
<em>Sport And Fitness Journal, 10</em>(2), 164-171.
doi:10.24843/spj.2022.v10.i02.p10