The Respiratory syncytial virus reference article from the English Wikipedia on 24-Apr-2004
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Respiratory syncytial virus

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Respiratory Syncytial Virus (RSV) is the common name for the human pneumovirus. It is a negative single-stranded RNA virus of the family Paramyxoviridae, sub-family Pneumovirinae,.

RSV causes respiratory tract infections at all ages. It is the most common cause of bronchiolitis in infants.