KJELLGREN, Olle; JONSSON, Lars. Further Development of the Heyman Radium Packing Method. Acta Oncologica, [S. l.], v. 3, n. 2, p. 143–151, 1965. DOI: 10.3109/02841866509133088. Disponível em: https://medicaljournalssweden.se/actaoncologica/article/view/34651. Acesso em: 18 may. 2026.