First trimester conceptus.
Tarantal
A F
AF
Hendrickx
A G
AG
O'Rahilly
R
R
D000818:Animals; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D008202:Lymphangioma / Q000175:diagnosis; D008252:Macaca fascicularis; D008577:Meningeal Neoplasms / Q000175:diagnosis; D008578:Meninges / Q000196:embryology*; D011247:Pregnancy; D011261:Pregnancy Trimester, First; D016216:Ultrasonography, Prenatal / Q000379:methods*