For citations:

Ibragimov N.Yu., Lebedinsky K.M., Mikirtumov B.Ye., Gelman V.Ya., Obolensky S.V., Kazarin V.S. Risk Factors for Postoperative Cognitive Dysfunctions in Elderly Patients . General Reanimatology. 2008;4(4):21. (In Russ.) https://doi.org/10.15360/1813-9779-2008-4-21