Utility of established prognostic scores in COVID-19 hospital admissions: multicentre prospective evaluation of CURB-65, NEWS2 and qSOFA oleh Ryan Robinson, Charlotte King, Patrick Bradley, Ran Wang, Alex Bull, Ayesha Kumar, Konstantinos Liatsikos, Freddy Frost, Kukatharmini Tharmaratnam, Daniel G Wootton, Mahin Ahmad, Joshua Aigbirior, Ruth Cade, Kate Grant, Farheen Kutubuddin, Muhammed Haris Mir, Eman Nasr, Laurence Pearmain, Rachel Penfold, Sarika Raghunath, Victoria Randles