title: Penicillin-resistant Streptococcus pneumoniae at a tertiary care centre in Pakistan.
authors.forename: Mohammad Yawar
authors.initials: MY
authors.lastname: Yakoob
authors.forename: Qaiser
authors.initials: Q
authors.lastname: Hassan
authors.forename: Rumina
authors.initials: R
authors.lastname: Hasan
mesh_terms: D006801:Humans; D008826:Microbial Sensitivity Tests; D010154:Pakistan / Q000453:epidemiology; D010403:Penicillin Resistance; D010406:Penicillins / Q000494:pharmacology*; D013296:Streptococcus pneumoniae / Q000187:drug effects* / Q000302:isolation & purification
chemical_list: D010406:Penicillins