NEDEVSCHI, S., A. LEUCA, D. OLINIC, and N. OLINIC. “Echocardiographic Images Database for Research and Teaching Purposes. Note I: Database Design”. Applied Medical Informatics, vol. 7, no. 2, May 2011, pp. 3-12, https://ami.info.umfcluj.ro/index.php/AMI/article/view/286.