Effectiveness of Relaxation Techniqueon Level of Anxiety before UpperGastrointestinal Endoscopy (UGE). International Journal of Nursing Education, [S. l.], v. 14, n. 1, p. 99–104, 2021. DOI: 10.37506/ijone.v14i1.17761. Disponível em: https://mail.medicopublication.com/index.php/ijone/article/view/17761. Acesso em: 24 jun. 2026.