[1] Univ Med & Pharm Tirgu Mures, Dept Pathol, Targu Mures, Romania
[2] Maria Sklodowska Curie Mem Canc Ctr, Dept Pathol, Warsaw, Poland
[3] Inst Oncol, Warsaw, Poland
[4] Hamamatsu Univ Sch Med, Dept Tumor Pathol, Hamamatsu, Shizuoka 4313192, Japan
[5] Univ Med & Pharm Tirgu Mures, Dept Oncol, Targu Mures, Romania
[6] Univ Med & Pharm Tirgu Mures, Dept Surg, Targu Mures, Romania