TY - CHAP M1 - Book, Section TI - Fetal Imaging A1 - Cunningham, F. Gary A1 - Leveno, Kenneth J. A1 - Bloom, Steven L. A1 - Dashe, Jodi S. A1 - Hoffman, Barbara L. A1 - Casey, Brian M. A1 - Spong, Catherine Y. PY - 2018 T2 - Williams Obstetrics, 25e AB - After discovery of the Roentgen ray and the demonstration of the various uses to which it might be put, it was thought possible that it might also afford a valuable method of investigating the shape and size of the pelvis.—J. Whitridge Williams (1903) SN - PB - McGraw-Hill Education CY - New York, NY Y2 - 2024/03/28 UR - accessmedicine.mhmedical.com/content.aspx?aid=1160773294 ER -