Carter, E B
Tuuli, M G
Caughey, A B
Odibo, A O
Macones, G A
Cahill, A G
Article History
Received: 12 March 2015
Revised: 24 September 2015
Accepted: 30 September 2015
First Online: 10 December 2015
Competing interests
: Dr Carter is supported by a NIH T32 training grant (5T32HD055172-05). Dr Cahill was a Robert Wood Johnson Foundation Physician Faculty Scholar, who partially supported this work.