Prenatal growth of Wistar rats: circadian periodicity of fetal growth late in gestation.
D000818:Animals; D001835:Body Weight; D002940:Circadian Rhythm; D005314:Embryonic and Fetal Development; D005260:Female; D005333:Fetus / Q000502:physiology*; D011247:Pregnancy; D051381:Rats; D011919:Rats, Inbred Strains