Factors predicting addition of disease-modifying antirheumatic drugs after initial methotrexate monotherapy in patients with rheumatoid arthritis., Takashi Yamaguchi; Noriko Kohyama; Miki Takenaka; Takahiro Okada; Tatsuya Kurihara; Kosuke Sakurai; Yusuke Miwa; Mari Kogo, Clinical rheumatology,
40(7):2657 - 2663, Jul. 2021,
Peer-reviewed,
DOI:10.1007/s10067-021-05599-6