Bronchiolitis, Viral |
|
| Bronchiolitides, Viral; Viral Bronchiolitides; Viral Bronchiolitis | |
| An acute inflammatory disease of the upper RESPIRATORY TRACT, caused by paramyxoviruses, occurring primarily in infants and young children; the viruses most commonly implicated are PARAINFLUENZA VIRUS TYPE 3; RESPIRATORY SYNCYTIAL VIRUS, HUMAN; and METAPNEUMOVIRUS. | |