Kazan medical journalKazan medical journal0368-48142587-9359Eco-Vector8739010.17816/kazmj87390Research ArticleIV all-union conference of urologistsAydarovA. A.info@eco-vector.comSitdykovE. N.info@eco-vector.com150819624341091110811202108112021Copyright © 2021, Eco-Vector2021<p>About 800 scientists and practical urologists took part in the conference. 40 foreign scientists from socialist countries attended.</p>Kazan Medical archiveКазанский медицинский архив