RT Journal Article SR Electronic T1 Seen and Heard JF AAP News JO AAP News FD American Academy of Pediatrics SP 32 OP 32 DO 10.1542/aapnews.2015364-32a VO 36 IS 4 A1 , YR 2015 UL http://www.aappublications.org/content/36/4/32.2.abstract AB