Kazan medical journalKazan medical journal0368-48142587-9359Eco-Vector5935810.17816/kazmj59358Research ArticleDiagnostic and prognostic value of the Friedman reaction in cystic driftGomenukI. P.<p>Department of Obstetrics and Gynecology and Department of Pathological Anatomy</p>info@eco-vector.comVinnitsa Medical Institute named after V.I. N.I. Pirogova2907196748468692601202126012021Copyright © 2021, Gomenuk I.P.2021Kazan Medical archiveКазанский медицинский архив