%0 Letter %T British Society of Rheumatology guideline working group response to European Medicines Agency safety update on Hydroxychloroquine. %A Russell MD %A Dey M %A Flint J %A Davie P %A Allen A %A Crossley A %A Frishman M %A Gayed M %A Hodson K %A Khamashta M %A Moore L %A Panchal S %A Piper M %A Reid C %A Saxby K %A Schreiber K %A Senvar N %A Tosounidou S %A van de Venne M %A Warburton L %A Williams D %A Yee CS %A Gordon C %A Giles I %J Rheumatology (Oxford) %V 63 %N 2 %D 2024 Feb 1 %M 37522866 %F 7.046 %R 10.1093/rheumatology/kead384