Reducing patient delay in acute coronary syndrome: Randomized controlled trial testing effect of behaviour change intervention on intentions to seek help. - Farquharson, Barbara; Johnston, Marie; Williams, Brian; Smith, Karen; Dombrowski, Stephan; Jones, Claire; Treweek, Shaun; Dougall, Nadine; Grindle, Mark; Savinc, Jan; Abyhankar, Purva (British Journal of Health Psychology, 2023)