An adult case of suspected A20 haploinsufficiency mimicking polyarteritis nodosa. (20th May 2022) - Niwano, Tomoko; Hosoya, Tadashi; Kadowaki, Saori; Toyofuku, Etsushi; Naruto, Takuya; Shimizu, Masaki; Ohnishi, Hidenori; Koike, Ryuji; Morio, Tomohiro; Imai, Kohsuke; Yoshida, Masayuki; Yasuda, Shinsuke