title: Community-acquired pneumonia due to penicillin-resistant pneumococci.
mesh_terms: D000328:Adult; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D010403:Penicillin Resistance; D011018:Pneumonia, Pneumococcal / Q000453:epidemiology* / Q000382:microbiology / Q000635:transmission; D013019:South Africa; D013296:Streptococcus pneumoniae / Q000187:drug effects* / Q000302:isolation & purification