Emberlin, J C Pollen challenge study of a phototherapy device for reducing the symptoms of hay fever. [electronic resource] - Current medical research and opinion Jul 2009 - 1635-44 p. digital Publication Type: Journal Article; Randomized Controlled Trial; Research Support, Non-U.S. Gov't ISSN: 1473-4877 Standard No.: 10.1185/03007990903024699 doi Subjects--Topical Terms: AdolescentAdultAgedBronchial Provocation Tests--adverse effectsDesensitization, Immunologic--methodsDouble-Blind MethodEquipment and SuppliesFemaleHumansMaleMiddle AgedPhototherapy--instrumentationPlacebosPollen--adverse effectsRhinitis, Allergic, Seasonal--therapyYoung Adult