title: Somnolence in rhesus monkey following intracerebral inoculation.
mesh_terms: D000818:Animals; D001921:Brain; D006801:Humans; D007267:Injections / Q000009:adverse effects*; D008992:Monkey Diseases / Q000209:etiology*; D017955:Poliovirus; D012893:Sleep Wake Disorders / Q000662:veterinary*