The Effect of Progressive Muscle Relaxation Techniques on Reducing Anxiety Levels in Covid-19 Patients in Metro City. Jurnal Kesehatan STIKes IMC Bintaro, [S. l.], v. 6, n. 1, p. 84–87, 2025. DOI: 10.63448/zb1scn16. Disponível em: http://www.jurnal.stikesimcbintaro.ac.id/index.php/djs/article/view/186. Acesso em: 25 sep. 2026.