For citations:
Poliakova A.A., Semernin E.N., Sitnikova M.Yu., Avagyan K.L., Grozov R.V., Pyko S.A., Krutikov A.N., Davydova V.G., Khmelnitskaya K.A., Shavloskii M.M., Korzhevskii D.E., Gudkova A.Ya. Transthyretin amyloidosis in a cohort of old and very old patients with chronic heart failure. Kardiologiia. 2018;58(2S):12-18. (In Russ.) https://doi.org/10.18087/cardio.2390