title: Beta radioactivity of tobaccos manufactured in Rodopi Tobacco Factory of Plovdiv.
mesh_terms: D002031:Bulgaria; D002273:Carcinogens / Q000032:analysis; D010947:Plants, Toxic; D011059:Polonium / Q000032:analysis; D012907:Smoking; D014026:Nicotiana
chemical_list: D002273:Carcinogens; D011059:Polonium