RT Journal Article SR Electronic T1 Building on what we know: moving beyond effectiveness to consider how to implement, sustain and spread successful health interventions JF BMJ Nutrition, Prevention & Health JO BMJ Nutrition FD BMJ Publishing Group Ltd SP bmjnph-2020-000115 DO 10.1136/bmjnph-2020-000115 A1 Laur, Celia A1 Ball, Lauren A1 Keller, Heather A1 Ivers, Noah YR 2020 UL http://nutrition.bmj.com/content/early/2020/07/12/bmjnph-2020-000115.abstract AB