Merz, Eberhard. Ultrasound in gynecology and obstetrics : text book and atlas / Eberhard Merz; with the collaboration of Werner Goldhorer; foreword by Ian E. Timor-Tritsch. - New York : Thieme Medical Publishers , 1991. - 343 p. : ill.; 30 cm. Includes bibliographical references and index. ISBN: 3137544017 Subjects--Topical Terms: Gynecology. National Library of Medicine Call No.: WQ209 / M559u 1991