The impact of systematic errors on gestational age estimation.
National Institute of Environmental Health Sciences, Durham, NC, USA.
A M
AM
Jukic
D005260:Female; D005865:Gestational Age; D006801:Humans; D008598:Menstruation; D011939:Mental Recall; D011247:Pregnancy; D011273:Pregnancy, Prolonged / Q000175:diagnosis*; D047929:Term Birth