[Prevalence of group A beta hemolytic streptococci in a healthy school population of Barquisimeto 1981-1983].
D000293:Adolescent; D002353:Carrier State / Q000453:epidemiology* / Q000382:microbiology; D002648:Child; D005260:Female; D006801:Humans; D008297:Male; D010614:Pharynx / Q000382:microbiology; D013290:Streptococcal Infections / Q000453:epidemiology* / Q000382:microbiology; D013292:Streptococcus agalactiae / Q000302:isolation & purification; D014687:Venezuela
Prevalencia de estreptococos beta-hemolíticos del grupo "A" en población escolar sana en Barquisimeto 1981-1983.