Throat cultures.
D000293:Adolescent; D002353:Carrier State / Q000382:microbiology; D002648:Child; D005188:False Negative Reactions; D006801:Humans; D010612:Pharyngitis / Q000175:diagnosis; D010614:Pharynx / Q000382:microbiology*; D013290:Streptococcal Infections / Q000175:diagnosis; D013291:Streptococcus / Q000302:isolation & purification*; D014777:Virus Diseases / Q000175:diagnosis