Authors: Tamsin V Newlove-Delgado; Alice E Martin; Rebecca A Abbott; Alison Bethel; Joanna Thompson-Coon; Rebecca Whear; Stuart Logan Journal: Cochrane Database Syst Rev Date: 2017-03-23
Authors: Joy A Weydert; Daniel E Shapiro; Sari A Acra; Cynthia J Monheim; Andrea S Chambers; Thomas M Ball Journal: BMC Pediatr Date: 2006-11-08 Impact factor: 2.125