For citations:
Markova M.M., Polunina O.S., Tarasov D.G., Polunina E.A. Compliance of patients after prosthetics mitral double valve mechanical prostheses. Medical Herald of the South of Russia. 2022;13(2):191-198. (In Russ.) https://doi.org/10.21886/2219-8075-2022-13-2-191-198