TY  JOUR
TI  Stages of development of cardiology as an independent branch of medical science
KW  cardiology
KW  blood circulation
KW  heart
KW  anatomy
KW  physiology
KW  history
JO  Clinical Medicine and Pharmacology
AU  Vol'nyagina, A.S.
PY  2021
IS  6
PB  LLC Information and publishing center Innovations and investments