title: Determination of ruthenium in biological material by atomic-absorption spectrophotometry using electrothermal atomisation.
mesh_terms: D000818:Animals; D005243:Feces / Q000032:analysis*; D005765:Gastrointestinal Agents / Q000032:analysis; D008722:Methods; D012428:Ruthenium / Q000032:analysis*; D013054:Spectrophotometry, Atomic / Q000379:methods*
chemical_list: D005765:Gastrointestinal Agents; D012428:Ruthenium