Kazan medical journalKazan medical journal0368-48142587-9359Eco-Vector4979210.17816/kazmj49792MiscellaneousBulletin of the I.M. Sechenov State Central Research InstituteKlyachkinL. N.info@eco-vector.com110119353111281300711202007112020Copyright © 2020, Klyachkin L.N.2020<p>he bulletin contains works on rheumatism, which were supposed to serve as the subject of a report at the last antirheumatic congress.</p>Kazan Medical archiveКазанский медицинский архив