TY  - RPRT
TI  - Intermittent severe mitral regurgitation.
AU  - W Brody
AU  - J M Criley
PY  - 1970
DO  - 10.1056/nejm197009242831303
UR  - https://pubmed.ncbi.nlm.nih.gov/5454751/
ID  - 5454751
ER  -