Key points are not available for this paper at this time.
1Critical Care and Palliative Care, The Children's Hospital of Philadelphia, Philadelphia, PA. 2Department of Anesthesiology and Critical Care, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, PA. Dr. Morrison has disclosed that she does not have any potential conflicts of interest. For information regarding this article, E-mail: email protected
Wynne Morrison (Sat,) studied this question.