[The 30th anniversary of SFRO, the French society of oncological radiotherapy]. / Les 30 ans de la SFRO.

The French society of oncological radiotherapy (Société française de radiothérapie oncologique, SFRO) was created in 1990. On the occasion of its thirtieth annual congress, in October 2019, a session was devoted to it, with the objective of exposing its functioning, its actions and its productions during these three decades during which radiotherapy and oncology have undergone unprecedented transformations. We propose in this article to outline the content of this session.