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Comment
. 2022 Mar;98(e2):e92-e93.
doi: 10.1136/postgradmedj-2020-139561.

Prevalence of COVID-19 in patients with rheumatoid arthritis (RA) already treated with hydroxychloroquine (HCQ) compared with HCQ-naive patients with RA: a multicentre cross-sectional study

Maryam Khoubnasabjafari  1 , Abolghasem Jouyban  2 , Aida Malek Mahdavi  3 , Leila Namvar  1 , Kamal Esalatmanesh  4 , Mehrzad Hajialilo  3 , Saeed Dastgiri  5 , Mohsen Soroush  6 , Saeid Safiri  7 , Alireza Khabbazi  8
Affiliations
Comment

Prevalence of COVID-19 in patients with rheumatoid arthritis (RA) already treated with hydroxychloroquine (HCQ) compared with HCQ-naive patients with RA: a multicentre cross-sectional study

Maryam Khoubnasabjafari et al. Postgrad Med J. 2022 Mar.
No abstract available

Keywords: COVID-19; rheumatology.

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Conflict of interest statement

Competing interests: None declared.

Comment on

  • A Randomized Trial of Hydroxychloroquine as Postexposure Prophylaxis for Covid-19.
    Boulware DR, Pullen MF, Bangdiwala AS, Pastick KA, Lofgren SM, Okafor EC, Skipper CP, Nascene AA, Nicol MR, Abassi M, Engen NW, Cheng MP, LaBar D, Lother SA, MacKenzie LJ, Drobot G, Marten N, Zarychanski R, Kelly LE, Schwartz IS, McDonald EG, Rajasingham R, Lee TC, Hullsiek KH. Boulware DR, et al. N Engl J Med. 2020 Aug 6;383(6):517-525. doi: 10.1056/NEJMoa2016638. Epub 2020 Jun 3. N Engl J Med. 2020. PMID: 32492293 Free PMC article. Clinical Trial.