Anggraini, Silvia Nora, Awaliyah Ulfah Ayudytha Ezdha, Dwi Elka Fitri, Isna Ovari, Lita Lita, y Nanda Oktaviani. 2022. «The Effect of Progressive Muscle Relaxation Therapy on Anxiety of Hemodialysis Patients in Pekanbaru, Indonesia». Gaceta Médica De Caracas 130 (5S). http://caelum.ucv.ve/ojs/index.php/rev_gmc/article/view/25031.