RT Journal Article SR Electronic T1 LETTER TO THE EDITOR JF AAP Grand Rounds JO AAP Grand Rounds FD American Academy of Pediatrics SP 40 OP 40 DO 10.1542/gr.24-3-40 VO 24 IS 3 A1 Shane, Andi L. A1 Pickering, Larry K. YR 2010 UL http://aapgrandrounds.aappublications.org/content/24/3/40.abstract AB