The amplitude ratio of the first to second heart sound is reduced in left ventricular systolic dysfunction.

Author List
Hsieh BP, Unver K, McNulty E, Schiller NB
Publication ID (Profile URL)
https://researcherprofiles.org/profile/1469602
Publication Year
2009
PubMed ID
19631396
Publication Title
Hsieh BP, Unver K, McNulty E, Schiller NB. The amplitude ratio of the first to second heart sound is reduced in left ventricular systolic dysfunction. Int J Cardiol. 2010 Nov 05; 145(1):133-5.