Ann Arbor, Mich.
From C. S. Mott Children’s Hospital, University of Michigan.
Received for publication November 6, 2013; accepted November 7, 2013.
Disclosure: The authors have no financial interest to declare in relation to the content of this Discussion or of the associated article.
Steven R. Buchman, M.D., C. S. Mott Children’s Hospital, University of Michigan, 1540 East Hospital Drive, 4-730, Ann Arbor, Mich. 48109-4215