Epidemiology of respiratory infection in adults.
D000293:Adolescent; D000328:Adult; D002648:Child; D003139:Common Cold / Q000382:microbiology; D006801:Humans; D007827:Laryngitis / Q000382:microbiology; D008875:Middle Aged; D012141:Respiratory Tract Infections / Q000382:microbiology; D012229:Rhinovirus; D012621:Seasons; D013290:Streptococcal Infections; D006113:United Kingdom