title: Ultrasound studies on fetal crown-rump length in early normal and diabetic pregnancy.
mesh_terms: D000015:Abnormalities, Multiple / Q000196:embryology / Q000209:etiology; D005314:Embryonic and Fetal Development; D005260:Female; D005317:Fetal Growth Retardation / Q000209:etiology; D005320:Fetal Macrosomia / Q000209:etiology; D005333:Fetus / Q000033:anatomy & histology*; D005865:Gestational Age; D006801:Humans; D011247:Pregnancy; D011261:Pregnancy Trimester, First; D011254:Pregnancy in Diabetics / Q000150:complications / Q000473:pathology*; D012016:Reference Values; D012727:Sex Characteristics; D014463:Ultrasonography