Effectiveness of a smartphone app (Drink Less) versus usual digital care for reducing alcohol consumption among increasing-and-higher-risk adult drinkers in the UK: a two-arm, parallel-group, double-blind, randomised controlled trial

• Melissa Oldham
• , Emma Beard
• , Gemma Loebenberg
• , Larisa Dinu
• , Colin Angus
• , Robyn Burton
• , Matt Field
• , Felix Greaves
• , Matthew Hickman
• , Eileen Kaner
• , Susan Michie
• , Marcus Munafò
• , Elena Pizzo
• , Jamie Brown
• , Claire Garnett