Kazan medical journalKazan medical journal0368-48142587-9359Eco-Vector7650210.17816/kazmj76502Research ArticleChronicleBoardEditorialinfo@eco-vector.com150319242033363362407202124072021Copyright © 2021, Board E.2021<p>Department of Caucasian Mines. Vod turned to the Medical Section of the Kazan Union</p>Kazan Medical archiveКазанский медицинский архив