Pneumococcus resistant to erythromycin and lincomycin.
D004352:Drug Resistance, Microbial; D004917:Erythromycin / Q000494:pharmacology*; D008034:Lincomycin / Q000494:pharmacology*; D009154:Mutation; D013296:Streptococcus pneumoniae / Q000187:drug effects*
D004917:Erythromycin; D008034:Lincomycin