RT Journal Article SR Electronic T1 Antenatal thyrotropin-releasing hormone was associated with developmental delay in infants at 1 year JF Evidence Based Medicine JO Evid Based Med FD BMJ Publishing Group Ltd SP 170 OP 170 DO 10.1136/ebm.1997.2.170 VO 2 IS 6 YR 1997 UL http://ebm.bmj.com/content/2/6/170.abstract AB