Authors: Erin R Hager; Anna M Quigg; Maureen M Black; Sharon M Coleman; Timothy Heeren; Ruth Rose-Jacobs; John T Cook; Stephanie A Ettinger de Cuba; Patrick H Casey; Mariana Chilton; Diana B Cutts; Alan F Meyers; Deborah A Frank Journal: Pediatrics Date: 2010-07 Impact factor: 7.124