title: Introduction: antimicrobial penetration into respiratory secretions.
authors.forename: B A
authors.initials: BA
authors.lastname: Cunha
authors.forename: D N
authors.initials: DN
authors.lastname: Gerding
mesh_terms: D000890:Anti-Infective Agents / Q000493:pharmacokinetics* / Q000627:therapeutic use; D006801:Humans; D012141:Respiratory Tract Infections / Q000188:drug therapy*
chemical_list: D000890:Anti-Infective Agents