Rheumatology (Bulgaria) http://www.rheumatologybg.org/journal/index.php?journal=revmatologiia <p>Rheumatology (Bulgaria) is the platinum open-access peer-reviewed journal owned by the Bulgarian Rheumatology Society and published by the Central Medical Library - Bulgaria.</p> <p>Rheumatology (Bulgaria) focuses on all aspects of rheumatic diseases. Revmatologiia features Original Articles, Society Recommendations, Editorials, Invited Reviews, Clinical Rheumatology Cases or Case-Based Reviews, Letters to the Editor. Guidelines unique to Bulgarian and Balkan Rheumatology will also be published.</p> <p>Indexing and abstracting: <strong>Scopus</strong>, EMBASE, Excerpta Medica, <strong>Google Scholar</strong>,<strong> CrossRef</strong>, Central Medical Library - Bulgaria, Bulgarian Medical Literature Database, OUCI.</p> <p>Online ISSN&nbsp;2738-831X; Print ISSN&nbsp;1310-0505.</p> Bulgarian Rheumatology Society en-US Rheumatology (Bulgaria) 2738-831X National consensus on systemic lupus erythematosus http://www.rheumatologybg.org/journal/index.php?journal=revmatologiia&page=article&op=view&path%5B%5D=136 <p>Not applicable.</p> Rasho Rashkov Simeon Monov Mariana Ivanova Desislava Kalinova Nikolay Stoilov Yana Zdravkova ##submission.copyrightStatement## http://creativecommons.org/licenses/by-nc-sa/4.0 2021-09-01 2021-09-01 28 S1 3 25 10.35465/29.S.2021.pp3-25 National consensus on progressive systemic sclerosis http://www.rheumatologybg.org/journal/index.php?journal=revmatologiia&page=article&op=view&path%5B%5D=137 <p>Not applicable.</p> Rasho Rashkov Valentina Reshkova Desislava Kalinova Vladimira Boyadzhieva Tsvetelina Yoneva ##submission.copyrightStatement## http://creativecommons.org/licenses/by-nc-sa/4.0 2021-09-01 2021-09-01 28 S1 26 45 10.35465/29.S.2021.pp26-45 National consensus on diagnosis and treatment of osteoarthritis http://www.rheumatologybg.org/journal/index.php?journal=revmatologiia&page=article&op=view&path%5B%5D=138 <p>Not applicable.</p> Rumen Stoilov Tsvetoslav Georgiev Mariana Ivanova ##submission.copyrightStatement## http://creativecommons.org/licenses/by-nc-sa/4.0 2021-09-01 2021-09-01 28 S1 46 63 10.35465/29.S.2021.pp26-45 National consensus on diagnosis and treatment of gout http://www.rheumatologybg.org/journal/index.php?journal=revmatologiia&page=article&op=view&path%5B%5D=139 <p>Not applicable.</p> Rada Gancheva Pavlina Pavlova Zlatimir Kolarov ##submission.copyrightStatement## http://creativecommons.org/licenses/by-nc-sa/4.0 2021-09-01 2021-09-01 28 S1 64 93 10.35465/29.S.2021.pp64-93