TY  - RPRT
TI  - Letter: Murmurs and prostheses.
AU  - E J Epstein
AU  - N Coulshed
PY  - 1975
DO  - 10.1161/01.cir.52.5.965
UR  - https://pubmed.ncbi.nlm.nih.gov/1175279/
ID  - 1175279
ER  -