Article title: The title in the manuscript ¿Metabolic tumour volume as a prognostic factor for oral cavity squamous cell carcinoma treated with primary surgery¿ differs from the one reflected in the submission system which is ¿Metabolic tumour volume as a prognostic factor for oral cavity squamous cell carcinoma treated with primary surgery (Poliquin 2014)¿. We have proceeded and followed the manuscript. Please check and advise if action taken is appropriate.