Authors: Christian Linz; Hartmut Collmann; Philipp Meyer-Marcotty; Hartmut Böhm; Jürgen Krauss; Urs D Müller-Richter; Ralf-Ingo Ernestus; Johannes Wirbelauer; Alexander C Kübler; Tilmann Schweitzer Journal: Arch Dis Child Date: 2014-10-01 Impact factor: 3.791