title: Letter: Giardiasis.
mesh_terms: D001706:Biopsy; D005873:Giardiasis / Q000175:diagnosis / Q000188:drug therapy / Q000473:pathology; D006801:Humans; D007583:Jejunum / Q000473:pathology; D008795:Metronidazole / Q000008:administration & dosage / Q000627:therapeutic use
chemical_list: D008795:Metronidazole