title: Penicillin-resistant pneumococcus.
authors.forename: G D
authors.initials: GD
authors.lastname: Corcoran
authors.forename: T F
authors.initials: TF
authors.lastname: Buckley
authors.forename: C
authors.initials: C
authors.lastname: Connor
authors.forename: L
authors.initials: L
authors.lastname: Clancy
authors.forename: C T
authors.initials: CT
authors.lastname: Keane
mesh_terms: D000368:Aged; D000667:Ampicillin / Q000627:therapeutic use; D006801:Humans; D008297:Male; D010403:Penicillin Resistance; D011008:Pneumococcal Infections / Q000188:drug therapy*; D013296:Streptococcus pneumoniae / Q000187:drug effects
chemical_list: D000667:Ampicillin