“Cancer,” https://www.who.int/news-room/fact-sheets/detail/cancer, Sep 2018.
“Skin cancer facts & statistics,” https://www.skincancer.org/skin-cancerinformation/skin-cancer-facts/, Jul 2020.
“Ultraviolet (uv) radiation and skin cancer,” https://www.who.int/newsroom/q-a-detail/ultraviolet-(uv)-radiation-and-skin-cancer, Oct 2017