Pre-Exposure Prophylaxis study (treated before exposed to the virus)
et al., Annals of the Rheumatic Diseases 2020:79, 1163-1169, doi:10.1136/annrheumdis-2020-217425 (Peer Reviewed)
Clinical characteristics of 17 patients with COVID-19 and systemic autoimmune diseases: a retrospective study
Analysis of 1255 COVID-19 patients in Wuhan Tongji Hospital finding 0.61% with systemic autoimmune diseases, much lower than authors expected (3%–10%). Authors hypothesise that protective factors, such as C Q/HC Q use, reduce hospitalization.
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