Simplifying medical ultrasound Second International Workshop, ASMUS 2021, held in conjunction with MICCAI 2021, Strasbourg, France, September 27, 2021 : proceedings - Noble, J. Alison 1965-; Aylward, Stephen; Grimwood, Alexander; Min, Zhe; Lee, Su-Lin; Hu, Yipeng (Springer, 2021)