title: Leech infestation of mute swans (Cygnus olor)
authors.affiliation: Scottish Agricultural Colleges, Veterinary Investigation Centre, Roxburghshire.
authors.forename: B D
authors.initials: BD
authors.lastname: Hosie
mesh_terms: D000818:Animals; D001715:Bird Diseases / Q000453:epidemiology*; D001717:Birds; D004196:Disease Outbreaks / Q000662:veterinary*; D004478:Ectoparasitic Infestations / Q000453:epidemiology / Q000662:veterinary*; D007865:Leeches; D009296:Nasal Cavity / Q000469:parasitology; D010256:Paranasal Sinuses / Q000469:parasitology; D012606:Scotland