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Meyer-Wittkopf, M; Drews, U; Fechner, S; Surbek, DS (2007). OP02.06: The chick embryo as a model for intrauterine ultrasound-guided heart interventions. Ultrasound in obstetrics & gynecology, 30(4), p. 462. Chichester, UK: Wiley InterScience
Fechner, S; Busch, C; Oppitz, M; Drews, U; Meyer-Wittkopf, M (2007). The chick embryo as a model for intrauterine ultrasound-guided heart intervention. Ultrasound in obstetrics & gynecology, 31(3), pp. 277-283. Chichester, UK: Wiley InterScience 10.1002/uog.5244
