Reyfal Khaidar et al. “PROCEEDING BOOK 3 Rd SOPRANE SOLO 2022 COLLABORATE, INNOVATE AND OPTIMIZE PATIENT OUTCOMES IN REGIONAL ANESTHESIA FOR THORACOABDOMINAL CASES ‘Regional Thoracoabdominal, Intensive Management, and Pain’ Jilid 1”. Penerbit Tahta Media, Feb. 2023, https://tahtamedia.co.id/index.php/issj/article/view/118.