Simulation, image processing, and ultrasound systems for assisted diagnosis and navigation international workshops, POCUS 2018, BIVPCS 2018, CuRIOUS 2018, and CPM 2018. Held in conjunction with MICCAI 2018, Granada, Spain, September 16-20, 2018 : proceedings - Stoyanov, Danail (Lecture notes in computer science, 2018)