TY  - RPRT
TI  - A clinicopathological study on mitral ring calcification.
AU  - M Sugiura
AU  - S Uchiyama
AU  - K Kuwako
AU  - S Ohkawa
AU  - K Hiraoka
PY  - 1977
DO  - 10.1536/ihj.18.154
UR  - https://pubmed.ncbi.nlm.nih.gov/870725/
ID  - 870725
ER  -