title: Challenging the sterility of a sterile powder filling line.
mesh_terms: D003037:Cobalt Radioisotopes; D003470:Culture Media; D011208:Powders; D011830:Radiation Effects; D013242:Sterilization; D013594:Syringes
chemical_list: D003037:Cobalt Radioisotopes; D003470:Culture Media; D011208:Powders