Fonte: `http://archive.ics.uci.edu/ml/datasets/HCC+Survival` HCC dataset was collected at a University Hospital in Portugal. It contains real clinical data of 165 patients diagnosed with HCC. **Source** Donors: Miriam Seoane Santos, Department of Informatics Engineering, Faculty of Sciences and Technology, University of Coimbra (miriams '@' student.dei.uc.pt) Pedro Henriques Abreu, Department of Informatics Engineering, Faculty of Sciences and Technology, University of Coimbra (pha '@' dei.uc.pt) Armando Carvalho, Internal Medicine Service, Hospital and University Centre of Coimbra (aspcarvalho '@' gmail.com) Ad??lia Sim?￡o, Internal Medicine Service, Hospital and University Centre of Coimbra (adeliasimao '@' gmail.com) **Relevant Papers:** Miriam Seoane Santos, Pedro Henriques Abreu, Pedro J Garcia-Laencina, Adelia Simao, Armando Carvalho, A new cluster-based oversampling method for improving survival prediction of hepatocellular carcinoma patients, Journal of biomedical informatics, 58, 49-59, 2015. **Citation Request:** Miriam Seoane Santos, Pedro Henriques Abreu, Pedro J Garcia-Laencina, Adelia Simao, Armando Carvalho, A new cluster-based oversampling method for improving survival prediction of hepatocellular carcinoma patients, Journal of biomedical informatics, 58, 49-59, 2015.