as expected , 1,25-dihydroxyvitamin d levels were significantly ( p less than 0.05 ) elevated throughout pregnancy ( 94 +/- 11 , 118 +/- 9 , and 117 +/- 11 pg/ml in the first , second , and third trimesters , respectively , versus 51 +/- 5 pg/ml after delivery ) .
C0032961
pregnancy
C0032981
third trimesters