Dananjaya, Vigyan, and Suparno Adi Santika. “Opioid-Sparing Versus Opioid-Free Anesthesia Following Cancer Surgery : Effect on Pain Severity and Patient-Reported Outcomes”. JKKI : Jurnal Kedokteran dan Kesehatan Indonesia 16, no. 2 (August 30, 2025): 292–304. Accessed December 5, 2025. https://journal.uii.ac.id/JKKI/article/view/36932.