RT Journal Article SR Electronic T1 Clinical outcomes of breakthrough COVID-19 after booster vaccination in patients with systemic rheumatic diseases JF RMD Open JO RMD Open FD EULAR SP e002279 DO 10.1136/rmdopen-2022-002279 VO 8 IS 1 A1 Fragoulis, George E A1 Karamanakos, Anastasios A1 Arida, Aikaterini A1 Bournia, Vasiliki-Kalliopi A1 Evangelatos, Gerasimos A1 Fanouriakis, Antonis A1 Fragiadaki, Kalliopi A1 Kravvariti, Evrydiki A1 Laskari, Katerina A1 Panopoulos, Stylianos A1 Papazoglou, Nikolaos A1 Pappa, Maria A1 Tektonidou, Maria G A1 Sfikakis, Petros P YR 2022 UL http://rmdopen.bmj.com/content/8/1/e002279.abstract AB