Assessment and topographic characterization of locoregional recurrences in head and neck tumours

¹ I3N Physics Department, Aveiro University, Aveiro, Portugal

² Radiation Therapy Department, Portuguese Oncology Institute of Coimbra Francisco Gentil (IPOCFG), Coimbra, Portugal

³ Physics Department, Coimbra University, Coimbra, Portugal

⁴ Center for Research and Development in Mathematics and Applications and Department of Mathematics, Aveiro University, Aveiro, Portugal

⁵ Medical Physics Department, Portuguese Oncology Institute of Coimbra Francisco Gentil, Coimbra, Portugal

⁶ Serviço de Física Médica, Inst. Port. Oncology of Coimbra, Av. Bissaya Barreto 3000-075, Coimbra, Portugal

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