TY  - RPRT
TI  - Circular mitral annulus calcification.
AU  - D J Pounder
PY  - 1982
DO  - 10.1259/0007-1285-55-651-250-b
UR  - https://pubmed.ncbi.nlm.nih.gov/7066632/
ID  - 7066632
ER  -