title: Penicillin resistance in Staphylococcus aureus: prevalence of penicillinase producing strains in Lagos University teaching hospital.
mesh_terms: D003428:Cross Infection / Q000382:microbiology*; D005260:Female; D006801:Humans; D007223:Infant; D010403:Penicillin Resistance; D010405:Penicillinase / Q000378:metabolism*; D013211:Staphylococcus aureus / Q000302:isolation & purification*; D001618:beta-Lactamases / Q000378:metabolism*
chemical_list: D010405:Penicillinase; D001618:beta-Lactamases