For citations:
Barbarash O.L., Duplyakov D.V., Zateischikov D.A., Panchenko E.P., Shakhnovich R.M., Yavelov I.S., Yakovlev A.N., Abugov S.A., Alekyan B.G., Arkhipov M.V., Vasilieva E.Yu., Galyavich A.S., Ganyukov V.I., Gilyarevskyi S.R., Golubev E.P., Golukhova E.Z., Gratsiansky N.A., Karpov Yu.A., Kosmacheva E.D., Lopatin Yu.M., Markov V.A., Nikulina N.N., Pevzner D.V., Pogosova N.V., Protopopov A.V., Skrypnik D.V., Tereshchenko S.N., Ustyugov S.A., Khripun A.V., Shalaev S.V., Shpektor V.A., Yakushin S.S. 2020 Clinical practice guidelines for Acute coronary syndrome without ST segment elevation. Russian Journal of Cardiology. 2021;26(4):4449. (In Russ.) https://doi.org/10.15829/1560-4071-2021-4449