Fig. 2From: lifex-fiber: an open tool for myofibers generation in cardiac computational modelsa Representation of the multiscale cardiac muscle. b Anatomical dissection of myocardial fibers in ventricles (top) and atria (bottom). Images taken and readapted from [54,55,56,57]. Images were available either freely under a Creative Commons Attribution license or have been granted reuse permission by the copyright holderBack to article page