Burke, Emma, Dobbie, Fiona, Dougall, Nadine, Adebolu Oluwaseun, Mary, Mockler, David, Vance, Joanne, O'Connell, Nicola, Darker, Catherine, Bauld, Linda, Hayes, Catherine, "Smoking cessation programmes for women living in disadvantaged communities, “We Can Quit 2”: A systematic review protocol [version 3]", HRB Open Research, 2019