*Clinical Child Psychology Program, University of Kansas, Lawrence, KS

‡Schiefelbusch Institute for Life Span Studies

†Children’s Mercy

§Department of Pediatrics, University of Kansas Medical Center, Kansas City, MO

∥Department of Anesthesiology, Perioperative, and Pain Medicine, Stanford University School of Medicine, Palo Alto, CA

The authors declare no conflicts of interest.

Reprints: Christopher C. Cushing, PhD, Clinical Child Psychology Program and Life Span Institute, University of Kansas, 2011 Dole Human Development Center, 1000 Sunnyside Avenue, Lawrence, KS 66045 (e-mail: [email protected]).