Fig. 2From: The Curies’ element: state of the art and perspectives on the use of radium in nuclear medicineRepresentation of the bifunctional chelator approach in TAT: the ideal situation, in which the daughter radionuclides are retained by the chelator (upper), and the most probable situation, where the recoil effect causes the release of daughter radionuclides (lower). Image created with https://www.biorender.comBack to article page