MANUFACTURE AND CHARACTERIZATION OF A BOLUS, COMPOSED OF WATER, BIDISTILED GLYCERIN, GELATIN AND FORMALDEHYDE - Oliveira, Carlla da Motta; Brüning, Fábio Fernando; Lyra, Jessé Gevezier Prado; Zanetti, Susan Yamamoto; Funchal, Melissa; Fernandes, Tatiane Cristina de Oliveira (Brazilian Journal of Oncology, 2019)