The field of radiation therapy began to grow in the early 1900s largely due to the groundbreaking work of Nobel Prize–winning scientist Marie Curie (1867–1934), who discovered the radioactive elements polonium and radium in 1898.
O campo da radioterapia empezou a crecer na primeira década do século XX, principalmente debido aos traballos innovadores da premio Nobel Marie Curie (1867–1934), que descubriu os elementos radioactivos polonio e radio en 1898.