[Epidemiological studies of streptococcal infections. Report of 25 cases and 105 family contacts].
D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D005122:Exudates and Transudates / Q000382:microbiology; D006306:Health Surveys; D006801:Humans; D008800:Mexico; D008875:Middle Aged; D013290:Streptococcal Infections / Q000453:epidemiology* / Q000382:microbiology; D013291:Streptococcus / Q000302:isolation & purification
Investigación epidemiológica en infecciones estreptocócias. Obsrvaciones en 25 casos índice y 105 contactos familiares.