title: Monitoring of surface contamination on sealed sources.
authors: M G
authors: MG
authors: Samarasekara
authors: F J
authors: FJ
authors: Williams
mesh_terms: D002588:Cesium Radioisotopes; D009339:Needles; D011834:Radiation Monitoring / Q000379:methods*; D011835:Radiation Protection / Q000592:standards*
chemical_list: D002588:Cesium Radioisotopes