@article{99c63c6ba4e54727bd0d5489cd6b9d12,
title = "Mitral valve area calculations immediately after percutaneous balloon mitral valvuloplasty: effect of the atrial septal defect.",
author = "Pravin Manga and Surendra Singh and Simca Brandis and Brian Friedman",
note = "The presence of left to right shunts after mitral valvuloplasty may account for some of the discrepancies between mitral valve area found at cardiac catheterization and that by the Doppler pressure half-time method; thus, the latter method may be reliably used to follow up patients in the long term.",
year = "1993",
month = jun,
day = "1",
doi = "10.1016/0735-1097(93)90370-G",
language = "American English",
volume = "21",
journal = "Journal of the American College of Cardiology",
number = "7",
}