1. Nitrous Oxide in Labor: Predictors of Use and Conversion to Epidural Anesthesia [20P]. (May 2018) Authors: Brumley, Jessica; Obican, Sarah; Kendle, Anthony; Louis, Judette Journal: Obstetrics and gynecology Issue: Volume 131(2018)Supplement 1 Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗