Kazan medical journalKazan medical journal0368-48142587-9359Eco-Vector6052210.17816/kazmj60522Research ArticleAssociate Professor Nikolay Aleksandrovich KolsanovShulutkoL. I.<p>Professor</p>info@eco-vector.com300519684931031031002202110022021Copyright © 1968, Shulutko L.I.1968<p>On November 23, 1967, after a serious illness, Nikolai Aleksandrovich Kolsanov, a prominent surgeon, associate professor of the Kazan GIDUV, Ph.D.</p>Kazan Medical archiveКазанский медицинский архив