TY  - RPRT
TI  - [Classification of acquired aortic stenosis (based on electrocardiographic study data)].
AU  - E N Meshalkin
AU  - I V Pokrovskaia
AU  - P F Kakostikov
AU  - M P Odintsova
AU  - G G Chasovskikh
PY  - 1979
UR  - https://pubmed.ncbi.nlm.nih.gov/159969/
ID  - 159969
ER  -