Wardelmann Wardelmann E E Merkelbach-Bruse Merkelbach-Bruse S S Pauls Pauls K K Polyclonal evolution of multiple secondary KIT mutations in gastrointestinal stromal tumors under treatment with imatinib mesylate Polyclonal evolution of multiple secondary KIT mutations in gastrointestinal stromal tumors under treatment with imatinib mesylate Clin Cancer Res Clin Cancer Res 2006 2006 12 12 6 6 1743 1743 1749 1749 10.1158/1078-0432.CCR-05-1211 10.1158/1078-0432.CCR-05-1211 supplied-pmid 16551858? This evidence concerns the gene KIT and gastrointestinal stromal tumor.