TY - GEN AU - Tidwell,S C AU - Ho,H N AU - Chiu,W H AU - Torry,R J AU - Torry,D S TI - Low maternal serum levels of placenta growth factor as an antecedent of clinical preeclampsia SN - 0002-9378 PY - 2001///0621 KW - Adult KW - Female KW - Humans KW - Placenta Growth Factor KW - Pre-Eclampsia KW - blood KW - Pregnancy KW - Pregnancy Outcome KW - Pregnancy Proteins KW - Pregnancy Trimester, First KW - Pregnancy Trimester, Second KW - Pregnancy Trimester, Third KW - Reference Values N1 - Publication Type: Journal Article; Research Support, Non-U.S. Gov't; Research Support, U.S. Gov't, P.H.S UR - https://doi.org/10.1067/mob.2001.113129 ER -