Dual independent genetic etiologies in a lethal complex malformation phenotype - Filges, Isabel; Genewein, Agnes; Weber, Peter; Meier, Stephanie; Deigendesch, Nikolaus; Bruder, Elisabeth; Prüfer, Friederike; Tercanli, Sevgi (Ultraschall in der Medizin - European Journal of Ultrasound, 2020)