title: Infections due to respiratory syncytial virus in Canada.
mesh_terms: D000293:Adolescent; D000328:Adult; D002170:Canada; D002648:Child; D002675:Child, Preschool; D006801:Humans; D007223:Infant; D008875:Middle Aged; D012136:Respiratory Syncytial Viruses / Q000302:isolation & purification; D010253:Respirovirus Infections / Q000453:epidemiology*; D012621:Seasons