EP24.07: Medical termination of pregnancy up until the 7th week of gestation in the Czech Republic: the role of ultrasound in diagnosis and follow-up. - Strasilova, P.; Tozzi, M.; Durdova, V.; Kratochvilova, T.; Hostinska, E.; Lubusky, M. (Ultrasound in Obstetrics & Gynecology, 2017)