Sysojev, Anton Öberg; Frisell, Thomas; Delcoigne, Bénédicte; Saevarsdottir, Saedis; Askling, Johan; Westerlind, Helga
(2022-08-06)
Objectives: To assess whether persistence to treatment with methotrexate (MTX) in early rheumatoid arthritis (RA) is shared among first-degree relatives with RA and to estimate any underlying heritability. Methods: First-degree relative pairs diagnosed ...