- Correspondence to Dr Lina-Marcela Diaz-Gallo, Rheumatology Unit, Department of Medicine, Solna, Karolinska Institutet, Karolinska University Hospital, Stockholm 17176, Sweden;
- Received March 13, 2018
- Revised June 8, 2018
- Accepted June 11, 2018
- First published July 2, 2018.
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