Additional file 2: Table S1. of Comparison of strain parameters in dyssynchronous heart failure between speckle tracking echocardiography vendor systems van EverdingenWouter MaassAlexander VernooyKevin MeineMathias AllaartCornelis De LangeFrederik TeskeArco GeelhoedBastiaan RienstraMichiel Van GelderIsabelle VosMarc CramerMaarten 2017 Cross-correlation of strain curves. (DOCX 17 kb)