RT Journal Article SR Electronic T1 Treatment adherence of patients with systemic rheumatic diseases in COVID-19 pandemic JF Annals of the Rheumatic Diseases JO Ann Rheum Dis FD BMJ Publishing Group Ltd and European League Against Rheumatism SP e60 OP e60 DO 10.1136/annrheumdis-2020-217935 VO 80 IS 4 A1 George E Fragoulis A1 Gerasimos Evangelatos A1 Aikaterini Arida A1 Vasiliki-Kalliopi Bournia A1 Kalliopi Fragiadaki A1 Anastasios Karamanakos A1 Evrydiki Kravvariti A1 Katerina Laskari A1 Stylianos Panopoulos A1 Maria Pappa A1 Maria G Tektonidou A1 Petros P Sfikakis YR 2021 UL http://ard.bmj.com/content/80/4/e60.abstract AB