RT Journal Article SR Electronic T1 Training health visitors in cognitive behavioural or person-centred approaches is cost-effective and can improve outcomes for women at risk of postnatal depression JF Evidence Based Nursing JO Evid Based Nurs FD BMJ Publishing Group Ltd and RCN Publishing Company Ltd SP 26 OP 27 DO 10.1136/ebnurs-2018-103010 VO 22 IS 1 A1 Ben Parkinson A1 Emma MacDonald YR 2019 UL http://ebn.bmj.com/content/22/1/26.abstract AB