Karampatakis, Georgios Dimitrios, Wood, Helen E, Griffiths, Chris J, Taylor, Stephanie J C, Toffolutti, Veronica, Bird, Victoria J, Lea, Nathan C, Ashcroft, Richard E, Day, Bill, Coulson, Neil S, Panzarasa, Pietro, Li, Xiancheng, Sheikh, Aziz, Relton, Clare, Sastry, Nishanth, Watson, Jane S, Marsh, Viv, Mant, Jonathan, Mihaylova, Borislava, Walker, Neil, De Simoni, Anna, "Non-randomised feasibility study testing a primary care intervention to promote engagement in an online health community for adults with troublesome asthma: protocol", BMJ Open, 2023