High-intensity interval training versus moderate-intensity steady-state training in UK cardiac rehabilitation programmes (HIIT or MISS UK): study protocol for a multicentre randomised controlled trial and economic evaluation

Gordon McGregor, Simon Nichols, Thomas Hamborg, Lucy Bryning, Rhiannon Tudor-Edwards, David Markland, Jenny Mercer, Stefan Birkett, Stuart Ennis, Richard Powell, Brian Begg, Mark J Haykowsky, Prithwish Banerjee, Lee Ingle, Rob Shave, Karianne Backx