Silvanda Lamaji, Rosmin Ilham, Nur Uyuun I. Biahimo. The Effect of Puzzle Therapy on Improving Cognitive Function of the Elderly in Mongolato Village, Telaga District. IJHESS [Internet]. 2026Apr.30 [cited 2026May23];8(2):1626~1635. Available from: https://jurnal.unismuhpalu.ac.id/index.php/IJHESS/article/view/10925