Hierzu Dr. Dixon: "Leukämie von Kindern hat wahrscheinlich mehrere Auslöser. ###>Experts believe the findings could offer at least a partial explanation for a series of childhood leukaemia clusters in various parts of the UK. Dixon said: "The causes of leukaemia in childhood are very complex and the prevailing theory at the moment is that there is likely to be a multitude of causes.