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VP40.21: Chinese fetal biometry: establishment of a formula for calculating gestational age based on Crown–rump length measurements
Author(s) -
Zhang Y.,
Meng H.,
Jiang Y.,
Wu Q.,
Ouyang Y.
Publication year - 2020
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.22959
Subject(s) - medicine , gestational age , crown rump length , confidence interval , obstetrics , fetus , standard error , population , gynecology , regression analysis , linear regression , pregnancy , mathematics , statistics , genetics , first trimester , environmental health , biology