1. Department of Surgical Oncology, Oscar Lambret Center, 59000 Lille, France
2. Department of Radiotherapy, Oscar Lambret Center, 59000 Lille, France
3. Department of Biostatistics, Oscar Lambret Center, 59000 Lille, France
4. Department of Pathology, Oscar Lambret Center, 59000 Lille, France
5. Department of Imaging, Oscar Lambret Center, 59000 Lille, France