The role of respiratory syncytial virus, para influenza viruses, and Eaton agent in acute lower respiratory tract illness.
D006801:Humans; D009177:Mycoplasma pneumoniae; D009975:Orthomyxoviridae; D010222:Parainfluenza Virus 1, Human; D012136:Respiratory Syncytial Viruses; D012137:Respiratory System; D012141:Respiratory Tract Infections; D014777:Virus Diseases
RESPIRATORY TRACT INFECTIONS; VIRUS DISEASES