title: Increase in the number of penicillinase-producing Neisseria gonorrhoeae strains in Quebec.
mesh_terms: D006069:Gonorrhea / Q000453:epidemiology; D006801:Humans; D009344:Neisseria gonorrhoeae / Q000201:enzymology / Q000302:isolation & purification*; D010405:Penicillinase; D011792:Quebec
chemical_list: D010405:Penicillinase