title: New trends in parasitism in Bulgaria.
authors.forename: R
authors.initials: R
authors.lastname: Kurdova
mesh_terms: D002031:Bulgaria / Q000453:epidemiology; D006373:Helminthiasis / Q000453:epidemiology*; D006801:Humans; D015995:Prevalence; D011528:Protozoan Infections / Q000453:epidemiology*