For citations:

Grigoriev K.I., Kharitonova L.A., Solovieva A.L. Mitral valve prolapse: do we correctly understand the problem in a particular child? Rossiyskiy Vestnik Perinatologii i Pediatrii (Russian Bulletin of Perinatology and Pediatrics). 2022;67(4):127-136. (In Russ.) https://doi.org/10.21508/1027-4065-2022-67-4-127-136