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OC04.01: The 6 mm crown–rump length threshold for detecting fetal heart movements—what is the evidence?
Author(s) -
Hamilton J.,
Hamilton J.
Publication year - 2011
Publication title -
ultrasound in obstetrics and gynecology
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 3.202
H-Index - 141
eISSN - 1469-0705
pISSN - 0960-7692
DOI - 10.1002/uog.9113
Subject(s) - medicine , fetus , miscarriage , crown rump length , ultrasound , nuclear medicine , obstetrics , pregnancy , radiology , first trimester , genetics , biology