casman; Rahmawati, V.; Ernawati; Lestari, P.; Silalahi, M.; Nardo, R. Implementasi Progressive Muscle Relaxation Efektif Menurunkan Kecemasan Anak SDN Tangkilsari 1 Banten Sebagai Penguat Program Reopen School: Implementation of Progressive Muscle Relaxation Effectively Reduces Anxiety in SDN Tangkilsari 1 Banten Children As Reinforcement for Reopen School Program. JPKK 2022, 2 (1), 28-35. https://doi.org/10.25311/jpkk.Vol2.Iss1.1166.