title: Pediatric respiratory tract infections: etiology, microbiology and resistance trends. Introduction.
authors.forename: Stephen I
authors.initials: SI
authors.lastname: Pelton
mesh_terms: D000208:Acute Disease; D003657:Decision Making; D003937:Diagnosis, Differential; D006801:Humans; D010033:Otitis Media / Q000175:diagnosis* / Q000188:drug therapy; D010372:Pediatrics