SITOMPUL, Desi; PRATAMA, Muchti Yuda; OLIVIA, Nina. IMPLEMENTASI ELDERLY FITNESS EXERCISE DENGAN NYERI   SENDI  OSTEOARTHRITIS  (OA)  DI  UPT  PELAYANAN SOSIAL LANJUT USIA BINJAI. SINERGI : Jurnal Riset Ilmiah, [S. l.], v. 2, n. 12, p. 5214–5226, 2025. DOI: 10.62335/sinergi.v2i12.1992. Disponível em: https://manggalajournal.org/index.php/SINERGI/article/view/1992.. Acesso em: 26 apr. 2026.