Low Dose Rate (LDR) Brachytherapy of Hypopharynx using Palladium 103 (Pd-103), Unidirectional Source

ICD-10-PCS root-operation table: Radiation Therapy, Ear, Nose, Mouth and Throat, Brachytherapy. Body system: Radiation Therapy, Ear, Nose, Mouth and Throat.