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		Widjaja, A., 		Kinandana, G., 		Indrayani, A., & 		Antari, N.
(2022).
 CORRELATION BETWEEN SMARTPHONE USAGE DURATION AND HANDGRIP STRENGTH IN ADOLESCENTS AGED 18-24 IN TULUNGAGUNG.
<em>Sport And Fitness Journal, 10</em>(3), 206-214.
doi:10.24843/spj.2022.v10.i03.p05