“…First, we used a non-validated survey, and the survey response rate of 24% could result in nonresponse bias, although this response rate is comparable to similar previous studies. 17 , 18 The nature of a survey study may have introduced selection bias, and responders may have been more engaged stakeholders in the communication process and thus may have differed in opinions, experiences, or characteristics from non-participants. Our survey was administered to help guide local improvement efforts, and the generalizability of the results may be limited by the fact that all pediatricians included in our study were part of one large geographical area, and the hospitalists were all from a single practice group.…”