Contrast-enhanced magnetic resonance imaging identifies focal regions of intramyocardial fibrosis in patients with evere aortic valve disease: correlation with quantitative histopathology - Nigri, Marcelo; Azevedo, Clerio F.; Rochitte, Carlos Eduardo; Schraibman, Vladimir; Tarasoutchi, Flavio; Pomerantzeff, Pablo Maria Alberto; Brandão, Carlos Manuel; Sampaio, Roney O.; Parga, José R.; Ávila, Luiz F.; Spina, Guilherme S.; Grinberg, Max (American Journal Hart, 2009)