TY  - RPRT
TI  - Percutaneous balloon aortic valvotomy.
AU  - K S Ng
AU  - A T Tan
AU  - C N Chan
AU  - Z P Ding
PY  - 1993
UR  - https://pubmed.ncbi.nlm.nih.gov/8266174/
ID  - 8266174
ER  -