title: Streptococcal pharyngeal infection carrier rates in schoolchildren in Shiraz.
mesh_terms: D000293:Adolescent; D002353:Carrier State / Q000453:epidemiology*; D002648:Child; D002980:Climate; D005260:Female; D006801:Humans; D007492:Iran; D008297:Male; D010608:Pharyngeal Diseases / Q000175:diagnosis / Q000453:epidemiology* / Q000382:microbiology; D010614:Pharynx / Q000382:microbiology; D012621:Seasons; D012698:Serologic Tests; D012959:Socioeconomic Factors; D013290:Streptococcal Infections / Q000175:diagnosis / Q000453:epidemiology* / Q000382:microbiology; D013291:Streptococcus / Q000302:isolation & purification