Evaluating NHS Stop Smoking Service engagement in community pharmacies using simulated smokers: Fidelity assessment of a theory-based intervention - Jumbe, S; James, WY; Madurasinghe, V; Steed, L; Sohanpal, R; Yau, TK; Taylor, S; Eldridge, S; Griffiths, C; Walton, R (BMJ Open, 2019)