Nasution N, Zakiyah. Knowledge Relationship With Level Anxiety In Patients Who Will Endoscopic Performance In General Hospital Dr. Zainoel Abidin Government Aceh 2022. midwifery [Internet]. 2022 Dec. 1 [cited 2026 May 2];10(5):3929-33. Available from: https://www.midwifery.iocspublisher.org/index.php/midwifery/article/view/921