Chang, J C In vitro postantibiotic effect of roxithromycin and erythromycin against gram-positive cocci. [electronic resource] - Zhonghua Minguo wei sheng wu ji mian yi xue za zhi = Chinese journal of microbiology and immunology Nov 1992 - 276-84 p. digital Publication Type: Journal Article ISSN: 0253-2662 Subjects--Topical Terms: Erythromycin--pharmacologyGram-Positive Cocci--drug effectsMicrobial Sensitivity TestsRoxithromycin--pharmacologyStaphylococcus aureus--drug effectsStreptococcus pneumoniae--drug effectsStreptococcus pyogenes--drug effects