Umeda Naoto, Matsumoto Isao, Tanaka Yuki, Kawaguchi Hoshimi, Ebe Hiroshi, Kagami Yayoi, Ishigami Akihito, Sumida Takayuki
a Department of Internal Medicine, Faculty of Medicine , University of Tsukuba , Tsukuba , Japan.
b Department of Rheumatology , Tsuchiura Kyodo General Hospital , Tsuchiura , Japan.
Mod Rheumatol. 2017 Sep;27(5):914-916. doi: 10.1080/14397595.2016.1270388. Epub 2017 Jan 9.