1. Nitrous Oxide for Intrauterine Device Insertion in Nulliparous Women: A Randomized Controlled Trial [22]. (May 2015) Authors: Singh, Rameet H.; Thaxton, Lauren D.; Carr, Shannon; Leeman, Lawrence Michael; Schneider, Emily; Espey, Eve Journal: Obstetrics and gynecology Issue: Volume 125(2015)Supplement 1 Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗