title: Viruses and lower respiratory tract infections: does more mean worse?
authors: Richard G
authors: RG
authors: Hegele
mesh_terms: D015415:Biomarkers / Q000097:blood; D006801:Humans; D011024:Pneumonia, Viral / Q000097:blood* / Q000821:virology*; D012698:Serologic Tests
chemical_list: D015415:Biomarkers