title: Human perinatal vitamin D metabolism. I. 25-Hydroxyvitamin D in maternal and cord blood.
mesh_terms: D001724:Birth Weight; D044383:Black People; D001769:Blood; D001800:Blood Specimen Collection; D004032:Diet; D005260:Female; D005333:Fetus / Q000378:metabolism*; D005865:Gestational Age; D006801:Humans; D007231:Infant, Newborn; D007234:Infant, Premature; D008431:Maternal-Fetal Exchange; D011247:Pregnancy; D044469:Racial Groups; D012044:Regression Analysis; D012621:Seasons; D013223:Statistics as Topic; D014427:Twins; D014470:Umbilical Cord; D014807:Vitamin D / Q000097:blood / Q000378:metabolism*; D014815:Vitamins / Q000627:therapeutic use
chemical_list: D014815:Vitamins; D014807:Vitamin D