Division of Pulmonary and Critical Care Medicine, Allegheny Health Network Medicine Institute, Pittsburgh, Pennsylvania (Drs Ledgerwood, DuMont, Cheema, and Barker and Ms Smith); Allegheny Health Network Women's Institute, Pittsburgh, Pennsylvania (Dr Angelides); and Division of Maternal Fetal Medicine, Allegheny Health Network Women's Institute, Pittsburgh, Pennsylvania (Dr Idler).

Correspondence: Tiffany DuMont, DO, Allegheny General Hospital, 320 E North Ave, South Tower, 7th Floor, Pittsburgh, PA 15212 ([email protected]).

The authors have disclosed that they have no significant relationships with, or financial interest in, any commercial companies pertaining to this article.