TY - CHAP M1 - Book, Section TI - Amnionic Fluid 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 - It is generally agreed that amniotic fluid represents in great part a transudation from the maternal vessels, but many authorities consider that a portion of it is derived from urinary secretion of the foetus.—J. Whitridge Williams (1903) SN - PB - McGraw-Hill Education CY - New York, NY Y2 - 2024/03/28 UR - obgyn.mhmedical.com/content.aspx?aid=1160773371 ER -