Funding for this research was provided by:
Pfizer Foundation (Investigator Initiated Research (IIR) No. WS2392358)
Hospital Clinic de Barcelona (Investigator Initiated Research (IIR) No. WS2392358)
Catalan Rheumatology Society (Rheumatoid Arthritis Research Grant 2013)
Text and Data Mining valid from 2018-12-01
Received: 5 June 2018
Accepted: 8 November 2018
First Online: 13 December 2018
Ethics approval and consent to participate
: This study was conducted in accordance with the Declaration of Helsinki and was approved by the Hospital Clínic of Barcelona Clinical Research Ethics Committee (Reg. 2013/8382). Signed informed consent was obtained from all patients before study enrolment.
: Not applicable.
: The authors declare that they have no competing interests.
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