A cryptic unbalanced translocation der(4)t(4;17)(p16.1;q25.3) identifies Wittwer syndrome as a variant of Wolf‐Hirschhorn syndrome. Issue 12 (23rd September 2014) - Wieland, Ilse; Schanze, Denny; Schanze, Ina; Volleth, Marianne; Muschke, Petra; Zenker, Martin