Iterative delivery of an implementation support package to increase and sustain the routine provision of antenatal care addressing alcohol consumption during pregnancy: study protocol for a stepped-wedge cluster trial

Doherty E, Wiggers J, Nathan N, Hall A, Wolfenden L, Tully B, Elliott EJ, Attia J, Dunlop AJ, Symonds I, Tsang TW, Reeves P, McFadyen

Practice change intervention to improve antenatal care addressing alcohol consumption during pregnancy: a randomised stepped-wedge controlled trial

Doherty, E., Kingsland, M., Elliott, E.J. et al. Practice change intervention to improve antenatal care addressing alcohol consumption during pregnancy: a randomised stepped-wedge controlled trial. BMC Pregnancy Childbirth 22, 345