@article{sung2021,
  title={Global Cancer Statistics 2020: GLOBOCAN Estimates of Incidence and Mortality Worldwide for 36 Cancers in 185 Countries},
  author={Hyuna Sung and Adalberto M. Filho and Mathieu Laversanne and Jacques Ferlay and Rebecca L. Siegel and Isabelle Soerjomataram and Ahmedin Jemal and Freddie Bray},
  year={2021},
  journal={CA A Cancer Journal for Clinicians},
  doi={10.3322/caac.21660},
  url={https://doi.org/10.3322/caac.21660}
}