Cite
HARVARD Citation
Hoffmann, A. et al. (1986). Non-invasive grading of aortic regurgitation by Doppler ultrasonography.. Heart. 55 (3), pp. 283-285. [Online].
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Hoffmann, A. et al. (1986). Non-invasive grading of aortic regurgitation by Doppler ultrasonography.. Heart. 55 (3), pp. 283-285. [Online].