Hartono R, Rusli R, Amir A, Ipa A, Andini M, Mas’ud H. The Effectiveness of Zinc and Synbiotic Supplementation in Supporting Elderly Health: A Systematic Review. med [Internet]. 2025 Jun. 24 [cited 2025 Dec. 6];20(1):16-27. Available from: https://testingjurnal.poltekkes-mks.ac.id/index.php/medkes/article/view/1459