title: [Rare possibility of determining the age of the calculus in salivary calculus disease].
mesh_terms: D006801:Humans; D008297:Male; D008875:Middle Aged; D011059:Polonium; D012465:Salivary Duct Calculi / Q000473:pathology*; D013997:Time Factors
chemical_list: D011059:Polonium
vernacular_title: Redkaia vozmozhnost' opredeleniia vozrasta kamnia pri sliunno-kamennoĭ bolezni.