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Combination of ultrasound power Doppler‐verified synovitis and seropositivity accurately identifies patients with early‐stage rheumatoid arthritis |
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| Authors: | Shin‐ya Kawashiri Keita Fujikawa Ayako Nishino Ayuko Takatani Toshimasa Shimizu Masataka Umeda Shoichi Fukui Takeshi Igawa Tomohiro Koga Naoki Iwamoto Kunihiro Ichinose Mami Tamai Hideki Nakamura Tomoki Origuchi Akinari Mizokami Takahiro Maeda Atsushi Kawakami |
| Abstract: | |
| Keywords: | anti‐cyclic citrullinated peptide antibody rheumatoid arthritis rheumatoid factor synovitis ultrasound |