The Positive Choices trial: update to study protocol for a phase-III RCT trial of a whole-school social-marketing intervention to promote sexual health and reduce health inequalities.
Ruth PonsfordRebecca MeiksinElizabeth AllenG J Melendez-TorresSteve MorrisCatherine MercerRona CampbellHonor YoungMaria LohanKarin CoyleChristopher BonellPublished in: Trials (2022)
ISRCTN No: ISRCTN16723909 . Registered on 3 September 2021.