title: [Ascaris lumbricoides infection after 20 years].
mesh_terms: D001196:Ascariasis / Q000453:epidemiology*; D005500:Follow-Up Studies; D006801:Humans; D011044:Poland; D012189:Retrospective Studies; D012423:Rural Health; D014504:Urban Health
vernacular_title: Inwazje Ascaris lumbricoides po dwudziestu latach.