Nimas Ayu Lintangsari, Ircham Saifudin, Sindu Sintara and Agus Budi Prasetyo 2026. EFFECT OF PRE ANESTHETIC INTRAVENOUS KETAMINE ADMINSITRATION ON THE INCIDENCE OF POSTOPERATIVE NAUSEA AND VOMITING IN PATIENT UNDERGOING REGIONAL ANESTHESIA WITH SPINAL ANESTHESIA (SAB) TECHNIQUE. JTH: Journal of Technology and Health. 4, 2 (Sep. 2026), 1145 ~ 1156. DOI:https://doi.org/10.61677/jth.v4i2.913.