TY  - RPRT
TI  - Small aortic valve prostheses in octogenarians.
AU  - P K Ghosh
PY  - 1999
DO  - 10.1016/s0003-4975(99)00224-6
UR  - https://pubmed.ncbi.nlm.nih.gov/10355467/
ID  - 10355467
ER  -