Respiratory syncytial virus and ribavirin.
D001990:Bronchiolitis, Viral / Q000188:drug therapy; D006801:Humans; D007223:Infant; D011024:Pneumonia, Viral / Q000188:drug therapy; D012136:Respiratory Syncytial Viruses; D010253:Respirovirus Infections / Q000188:drug therapy*; D012254:Ribavirin / Q000627:therapeutic use*; D012263:Ribonucleosides / Q000627:therapeutic use*
D012263:Ribonucleosides; D012254:Ribavirin