Kennel cough is an illness presented in dogs that is characterized by an inflamed upper respiratory system. (vetinfo.com)
«Likely, the findings in this paper contribute to an explanation of symptoms in the upper respiratory system and mucosa, and the lower respiratory system. (scientificamerican.com)
Acute nasopharyngitis, often known as the common cold, is a mild viral infectious disease of the the upper respiratory system (nose and throat). (sciencedaily.com)