1. Ferlay J, Colombet M, Soerjomataram I, Mathers C, Parkin DM, Piñeros M, et al. Estimating the global cancer incidence and mortality in 2018: GLOBOCAN sources and methods. Int J Cancer. 2019 Apr;144(8):1941–53.
2. Nouso K, Kobayashi Y, Nakamura S, Kobayashi S, Toshimori J, Kuwaki K, et al. Evolution of prognostic factors in hepatocellular carcinoma in Japan. Aliment Pharmacol Ther. 2010 Feb;31(3):407–14.
3. Kudo M, Izumi N, Sakamoto M, Matsuyama Y, Ichida T, Nakashima O, et al. Survival analysis over 28 Years of 173,378 patients with hepatocellular carcinoma in Japan. Liver Cancer. 2016 Jul;5(3):190–7.
4. de Lange T. Protection of mammalian telomeres. Oncogene. 2002 Jan;21(4):532–40.
5. Blasco MA. Telomere length, stem cells and aging. Nat Chem Biol. 2007 Oct;3(10):640–9.