TY  - RPRT
TI  - Balloon valvuloplasty: confusing assessment.
AU  - M Cazzaniga
PY  - 1997
DO  - 10.1002/(sici)1097-0304(199706)41:2<226::aid-ccd25>3.0.co;2-m
UR  - https://pubmed.ncbi.nlm.nih.gov/9184301/
ID  - 9184301
ER  -