“EFEKTIVITAS TERAPI RELAKSASI OTOT PROGRESIF TERHADAP TEKANAN DARAH PADA LANSIA HIPERTENSI”. DHARMA MEDIKA, vol. 3, no. 1, June 2023, pp. 1-5, https://ejournal.unsrittomohon.ac.id/index.php/dharmamedika/article/view/32.