KetolidesMacrolidesErythromycinRoxithromycinAnti-Bacterial AgentsMicrobial Sensitivity TestsNaphthyridinesDrug Resistance, BacterialMoraxella (Branhamella) catarrhalisAzithromycinRNA, Ribosomal, 23SStreptococcus pneumoniaeRespiratory Tract InfectionsDrug Resistance, MicrobialRNA, RibosomalStaphylococcus