IDRIS, Syamsul. The Effect of Guide Imagery Relaxation Techniques on Anxiety Levels of Pre-Op Vitrectomy Patients at Smec Eye Specialist Hospital Medan in 2021. Science Midwifery, [S. l.], v. 10, n. 3, p. 2303–2312, 2022. DOI: 10.35335/midwifery.v10i3.647. Disponível em: https://www.midwifery.iocspublisher.org/index.php/midwifery/article/view/647. Acesso em: 30 apr. 2026.