TY - JOUR TI - Editorial SN - 0172-4614 SN - 1438-8782 PY - 1990 JO - Ultraschall Med JF - Ultraschall in der Medizin - European Journal of Ultrasound LA - DE VL - 11 IS - 01 SP - 1 EP - 1 DA - 2008/03/07 DO - 10.1055/s-2007-1011519 UR - http://www.thieme-connect.de/products/ejournals/abstract/10.1055/s-2007-1011519 ER -