title: Ultrasound femur length during normal pregnancy.
authors.forename: Y K
authors.initials: YK
authors.lastname: Soong
authors.forename: M H
authors.initials: MH
authors.lastname: Shih
authors.forename: S C
authors.initials: SC
authors.lastname: Chang
mesh_terms: D005314:Embryonic and Fetal Development; D005260:Female; D005269:Femur / Q000196:embryology*; D006801:Humans; D011247:Pregnancy; D011262:Pregnancy Trimester, Second; D011263:Pregnancy Trimester, Third; D014463:Ultrasonography