Catalan Institute of Oncology (ICO, Barcelona, Spain),

1. Ferran Guedea – radiation oncologist, professor, – Chair of Radiation Oncology Dept. at ICO
2. Anna Boladeras – radiation oncologist
3. Miquel Macia- radiation oncologist
4. Francisco Pino – medical physicist
5. Carles Muñoz – medical physicist
6. Susanna Marin – radiation oncologist
7. Josep Maria Borras – Director of Cancer Plan in Catalonia

Greater Poland Cancer Centre (GPCC, Poznan, Poland),

1. Julian Malicki – medical physicist – professor, director of the Greater Poland Cancer Centre
2. Marta Kruszyna – medical physicist
3. Ewelina Konstanty – medical physicist
4. Piotr Milecki – radiation oncologist – professor, head of radiation oncology department
5. Dorota Zwierzchowska – administrative coordinator

Portuguese Institute of Oncology (Porto, Portugal),

1. Joana Lencart – medical physicist – director of the Medical Physics Department
2. Luísa Carvalho – radiation oncologist – Head of Radiotherapy Department
3. Carla Castro – radiation oncologist
4. Artur Aguiar – radiation oncologist
5. Diana Pinto – medical physicist

University Hospital Maggiore della Carita (Novara, Italy),

1. Letizia Deantonio – radiation oncologist
2. Carla Pisani – radiation oncologist
3. Gian Franco – medical physicist
4. Debora Beldì – radiation oncologist responsible for prostate cancer
5. Lucia Turri – radiation oncologist responsible for rectal cancer
6. Marco Krengli- professor of radiotherapy