In perennial allergic rhinitis, RQLQ is improved similarly by Azelastine 0.15 and mometasone furoate by Jean Bousquet, MD, Ludger Klimek, MD, Hans-Christian Kuhl, PhD, Duc Tung Nguyen, MD, Rajesh Kumar Ramalingam, MD, G. Walter Canonica, MD, William E. Berger, MD

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