MomsTalkShots, tailored educational app, improves vaccine attitudes: a randomized controlled trial. - Dudley MZ; Omer SB; O'Leary ST; Limaye RJ; Ellingson MK; Spina CI; Brewer SE; Bednarczyk RA; Chamberlain AT; Malik F; Frew PM; Church-Balin C; et al. (BMC public health, 2022)