[1] National Center for Scientific Research `Demokritos' Athens,Molecular Diagnostics Lab, I/R
[2] University of Athens,RP
[3] Agii Anargyri Cancer Hospital,Laboratory of Analytical Chemistry, Department of Chemistry
[4] Institute of Child Health Athens,Department of Genetics
[5] AHEPA Hospital,undefined
[6] Aristotle University of Thessaloniki Medical School,undefined
[7] Hellenic Cooperative Oncology Group,undefined