Muhammad Wisnu Prayoga and Margiyati, N.M. 2021. APPLICATIONOF BLUE COLOR THERAPY TO REDUCING STRESS LEVELS IN THE ELDERLY IN THE AREA PUSKESMAS ROWOSARI SEMARANG. International Journal Of Health Science. 1, 3 (Nov. 2021), 49–56. DOI:https://doi.org/10.55606/ijhs.v1i3.35.