Kazan medical journalKazan medical journal0368-48142587-9359Eco-Vector8336810.17816/kazmj83368Research ArticleCancer cell biologyZelenkovaN. P.info@eco-vector.com1512196243674761910202119102021Copyright © 2021, Eco-Vector2021<p>The issues of the biology of a cancer cell were touched upon to one degree or another in almost each of the reports of the theoretical sections of the congress.</p>Kazan Medical archiveКазанский медицинский архив