Multi-task Learning for Hierarchically-Structured Images: Study on Echocardiogram View Classification. - Jerome Charton; Hui Ren 001; Sekeun Kim; Carola Maraboto Gonzalez; Jay Khambhati; Justin Cheng; Jeena DeFrancesco; Anam A. Waheed; Sylwia Marciniak; Filipe Moura; Rhanderson Cardoso; Bruno B. Lima; et al. (ASMUS@MICCAI, 2023)