Journals / art / 2021 / Cilt: 36 - Sayı: 1Anti-tumor necrosis factor treatment in ankylosing spondylitis may not relate to poor prognosis in COVID-19Nesrin ŞEN,Mehmet Engin TEZCANJournalartIssue2021 · Cilt: 36 - Sayı: 1Pages142–143DOI—