title: Peer influence.
authors.forename: Helena
authors.initials: H
authors.lastname: Hewitt
authors.forename: Pam
authors.initials: P
authors.lastname: Richmond
mesh_terms: D001942:Breast Feeding; D004739:England; D007722:Health Knowledge, Attitudes, Practice; D006801:Humans; D008297:Male; D040241:Social Marketing; D018454:Spouses / Q000523:psychology*