title: Hospital infection with pneumococci resistant to tetracycline.
mesh_terms: D000328:Adult; D000368:Aged; D001315:Australia; D003428:Cross Infection / Q000453:epidemiology*; D004352:Drug Resistance, Microbial; D006801:Humans; D008297:Male; D008875:Middle Aged; D011008:Pneumococcal Infections / Q000453:epidemiology*; D013296:Streptococcus pneumoniae / Q000187:drug effects*; D013752:Tetracycline / Q000494:pharmacology*
chemical_list: D013752:Tetracycline