http://www.slideworld.org/Search And Share Online Medical Powerpoint Presentationshttp://www.slideworld.org/viewslides.aspx/Allergic-rhinitis-and-asthma-ppt-2843004treats Allergic rhinitis, asthma, dermatitis sinusitis as one airway one disease- SlidesFri, 07 Aug 2009 12:21:43 GMT