streptococcus beta-hemolytic, Group A, a strain of streptococcus, group A in the Lancefield classification, that causes necrotizing fasciitis toxic shock syndrome.
streptococcus beta-hemolytic, Group A
streptococcus beta-hemolytic, Group A, a strain of streptococcus, group A in the Lancefield classification, that causes necrotizing fasciitis toxic shock syndrome.