Groot, H. de

symptom study allergen children patient treatment allergy pollen rhiniti score rhinoconjunctiviti asthma placebo grass immunotherapy subject nitric oxide effect participant challenge allergen challenge sublingual immunotherapy immunol airway symptom scores amifostine level trial verum signi analysis nno levels ef ficacy group oxide nitric sublingual symptom score anaphylactoid reaction medication measurement ficant visit grass pollen e ffect review house dust mite baseline treatment groups reproducibility quality reaction outcome table difference xylometazoline count intervention flammation side effects response postchallenge change ficacy anaphylactoid disease retrospective rescue medication nno measurements diagnosis number fi ndings signi ficant difference 7 days barnes pj grass pollen allergen point intervention trials diary card van cauwenberge p