[Comments on the article "The nasal bone in first trimester screenings" by P. Schmidt, I Staboulidou and C. Sohn in "Gynecology", August 2005]].
Eiben
B
B
Merz
E
E
D005260:Female; D006801:Humans; D009295:Nasal Bone / Q000000981:diagnostic imaging* / Q000196:embryology*; D011247:Pregnancy; D011261:Pregnancy Trimester, First; D016216:Ultrasonography, Prenatal