Total and ultrafiltrable serum magnesium and calcium in normal children and adults in Singapore.
D000328:Adult; D002118:Calcium / Q000097:blood*; D002648:Child; D002675:Child, Preschool; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008274:Magnesium / Q000097:blood*
D008274:Magnesium; D002118:Calcium