Protocol for the Controlled evaLuation of Angiotensin Receptor blockers for COVID-19 respIraTorY disease (CLARITY): a randomised controlled trial oleh Carinna Hockham, Sradha Kotwal, Arlen Wilcox, Abhinav Bassi, James McGree, Carol Pollock, Louise M. Burrell, Nikita Bathla, Mallikarjuna Kunigari, Vinay Rathore, Michael John, Enmoore Lin, Christine Jenkins, Angus Ritchie, Andrew McLachlan, Thomas Snelling, Mark Jones, Vivekanand Jha, Meg Jardine, on behalf of the CLARITY Investigators