For citations:
Sharykin A.S., Popova N.E., Badtieva V.A., Shilykovskaya E.V., Ivanova Yu.M., Subbotin P.A. Mitral valve prolapse in young athletes. Rossiyskiy Vestnik Perinatologii i Pediatrii (Russian Bulletin of Perinatology and Pediatrics). 2014;59(6):40-45. (In Russ.) https://doi.org/10.21508/1027-4065-2014-59-6-9-16