Mary E. Norton – författare

**Selected for 2026 Doody's Core Titles as an Essential Purchase in Obstetrics & Gynecology**Get outstanding guidance from the world's most trusted reference on OB/GYN ultrasound. Now brought to you by lead editor Dr. Mary Norton, Callen’s Ultrasonography in Obstetrics and Gynecology has been completely and exhaustively updated by a team of obstetric, gynecologic, and radiology experts to reflect the most recent advances in the field. It addresses the shift in today's practice to a collaborative effort among radiologists, perinatologists, and OB/GYNs, with new emphasis placed on genetics and clinical management. This must-have resource covers virtually all aspects of fetal, obstetric and gynecologic ultrasound - from the common to the rare - in one essential clinical reference, allowing you to practice with absolute confidence.

Get a quick, expert overview of the fast-changing field of perinatal genetics with this concise, practical resource. Drs. Mary Norton, Jeffrey A. Kuller, and Lorraine Dugoff fully cover the clinically relevant topics that are key to providers who care for pregnant women and couples contemplating pregnancy. It’s an ideal resource for Ob/Gyn physicians, maternal-fetal medicine specialists, and clinical geneticists, as well as midwives, nurse practitioners, and other obstetric providers.