title: ON THE SPECIFICATION OF FIELD SIZE FOR TELECOBALT UNITS.
mesh_terms: D003036:Cobalt Isotopes; D004864:Equipment and Supplies; D011867:Radioisotope Teletherapy; D011871:Radiology; D011879:Radiotherapy Dosage; D013672:Technology; D013679:Technology, Radiologic
chemical_list: D003036:Cobalt Isotopes
keywords: COBALT ISOTOPES; EQUIPMENT AND SUPPLIES; RADIOISOTOPE TELETHERAPY; RADIOTHERAPY DOSAGE; TECHNOLOGY, RADIOLOGIC