title: A simple device for calculating removal times for brachytherapy sources.
authors.forename: M G
authors.initials: MG
authors.lastname: Poulsen
authors.forename: R S
authors.initials: RS
authors.lastname: Fitchew
mesh_terms: D001918:Brachytherapy / Q000295:instrumentation*; D004864:Equipment and Supplies; D006801:Humans; D011829:Radiation Dosage; D013997:Time Factors