Education on Handling Dysmenorrhea in Adolescents at SMA it Insan Cendekia Doyo Baruon Elderly Gymnastics to Improve Sleep Quality in The Elderly. jcsh [Internet]. 2023 Nov. 30 [cited 2026 Oct. 2];4(2):054-8. Available from: https://ojs.phb.ac.id/index.php/jcsh/article/view/1137