Department of Basic Oncology;
Hacettepe University Institute of Oncology;
06100 Ankara;
Turkey;
Department of General Surgery;
Ankara Numune Teaching and Research Hospital;
06100 Ankara;
Turkey;
Department of Emergency Medicine;
Hacettepe University Medical School;
06100 Ankara;
Turkey;
Department of Medical Oncology;
Hacettepe University Institute of Oncology;
06100 Ankara;
Turkey;
Department of Pathology;
Ankara Numune Teaching and Research Hospital;
06100 Ankara;
Turkey;
Department of Biostatistics and Medical Informatics;
Hacettepe University Faculty of Medicine;
06100 Ankara;
Turkey;