title: Penicillin in paranasal sinus secretions.
mesh_terms: D006193:Haemophilus influenzae / Q000032:analysis; D006801:Humans; D008443:Maxillary Sinus / Q000032:analysis*; D010404:Penicillin V / Q000032:analysis* / Q000097:blood / Q000627:therapeutic use; D012852:Sinusitis / Q000188:drug therapy; D013291:Streptococcus / Q000032:analysis; D013296:Streptococcus pneumoniae / Q000032:analysis; D013492:Suppuration / Q000188:drug therapy; D013997:Time Factors
chemical_list: D010404:Penicillin V