title: [Determination of 14C in biological materials by liquid scintillation counter, small apparatus for preparation of samples by wet combustion].
mesh_terms: D000818:Animals; D002247:Carbon Isotopes / Q000032:analysis*; D008722:Methods; D051381:Rats; D012588:Scintillation Counting / Q000295:instrumentation*; D012996:Solutions
chemical_list: D002247:Carbon Isotopes; D012996:Solutions