Further observations on serum calcium and phosphorus in pregnancy.
D002118:Calcium / Q000097:blood*; D002136:Calcium, Dietary; D005260:Female; D006801:Humans; D010758:Phosphorus / Q000097:blood*; D011247:Pregnancy / Q000097:blood
D002136:Calcium, Dietary; D010758:Phosphorus; D002118:Calcium
CALCIUM/in blood; PHOSPHORUS/in blood; PREGNANCY/blood in