title: [Determination of the total amount of rare earth elements of the yttrium subgroup and thorium in biological material].
mesh_terms: D000818:Animals; D006801:Humans; D008722:Methods; D013910:Thorium / Q000032:analysis*; D015019:Yttrium / Q000032:analysis*
chemical_list: D015019:Yttrium; D013910:Thorium
vernacular_title: Opredelenie summy redkozemel'nykh élementov ittrievoĭ podgruppy i toriia v biologicheskom materiale