[The role of parainfluenza viruses in the etiology of pseudocroup].
D000257:Adenoviridae Infections; D007826:Laryngismus; D009975:Orthomyxoviridae; D009976:Orthomyxoviridae Infections; D018184:Paramyxoviridae Infections; D012141:Respiratory Tract Infections
ADENOVIRUS INFECTIONS; LARYNGISMUS; MYXOVIRUS INFECTIONS; RESPIRATORY TRACT INFECTIONS