Nazarius, Y. R.; Lautan, L. M.; Batari, C. M. Puzzle Play Therapy on Reducing Anxiety Levels in Preschool Children As A Result of Hospitalization at Santo Antonius Potianak General Hospital: Yustina Riki Nazarius, Lydia Moji Lautan, Caroline Melodia Batari. J. Persada Husada Indones. 2025, 12, 77-84.