Nasal allergen challenge and environmental exposure chamber challenge: A randomized trial comparing clinical and biological responses to cat allergen

David Larson, Piyush M. Patel, Anne Marie Salapatek, Peter Couroux, Don Whitehouse, Adela Pina, Jacqueline L. Johnson, Michelle L. Sever, Srinath Sanda, J. Poyser, Theresa Allio, Guy W. Scadding, Tielin Qin, Mohamed H. Shamji, William W. Kwok, Eddie A. James, Deanna French, Alina Lelic, Mark Larché, Matthew C. Altman, Alkis Togias, Stephen R. Durham