[1]
A. hanif Siregar and A. boru Gultom, “The influence of progressive muscle relaxation on stress, blood pressure, and quality of life in hypertension patients in the working area of Muliorejo Puskesmas, deli Serdang regency”, IJANS, vol. 7, no. 1, pp. 39–43, Feb. 2018, doi: 10.14419/ijans.v7i1.8931.