Kayser, Claudia, Csanádi, Ágnes, Bittermann, Nicola, Guenter, Jutta, Rawluk, Justyna, Fisch, Paul, Werner, Martin, AND Kayser, Gian. " Presence of PCR artifacts in Sanger sequencing in Formalin-fixed paraffin-embedded (FFPE) tissue – experience in a collective of 990 advanced NSCLC" Diagnostic Pathology [Online], Volume 2 Number 1 (17 December 2016)