 In this study, researchers compared two anesthetic methods, spinal anesthesia, SA, and monitored anesthesia care, MAC, for oocyte retrieval in in vitro fertilization, IVF. They found that both methods had similar success rates, but the SA method took less time than the MAC method. This article was authored by Hyun Joo Heo, Yee Yeol Kim, Ji Ha Lee, and others.