Warning: file_get_contents(https://ojs.journalbusiness.my/ojs.php): failed to open stream: HTTP request failed! HTTP/1.1 404 Not Found in /var/www/ojs.unud.ac.id_backup/lib/pkp/includes/functions.inc.php on line 4 Sukmaningsih, Ni Made, I Gusti Agung Gede Utara Hartawan, I Wayan Aryabiantara, & Dewa Ayu Mas Shintya Dewi. " PREOPERATIVE ANXIETY LEVELS IN ELECTIVE SURGERY PATIENTS AT PROF DR. I.G.N.G. NGOERAH CENTRAL GENERAL HOSPITAL." Essential: Essence of Scientific Medical Journal [Online], 22.2 (2025): 109-119. Web. 6 Sep. 2026