title: Penicillin instillations in chronic otitis media and sinus infections; clinical appraisal, preliminary report.
authors.forename: J
authors.initials: J
authors.lastname: PRENN
mesh_terms: D004194:Disease; D006801:Humans; D009668:Nose Diseases; D010033:Otitis Media / Q000628:therapy*; D010256:Paranasal Sinuses; D010406:Penicillins / Q000008:administration & dosage*; D012852:Sinusitis
chemical_list: D010406:Penicillins