Comment on: Limited sensitivity and specificity of the ACR/EULAR-2019 classification criteria for SLE in JSLE?—observations from the UK JSLE Cohort Study. (30th August 2021) - Fonseca, Adriana R; Sztajnbok, Flavio; Rodrigues, Marta; Oliveira, Sheila Knupp; Land, Marcelo G P