Studies on the pathogenicity of Streptococcus pyogenes. II. Factors which influence the infectivity of group A haemolytic streptococcus in Swiss albino mice.
D000818:Animals; D051379:Mice; D012137:Respiratory System; D012140:Respiratory Tract Diseases; D013290:Streptococcal Infections; D013291:Streptococcus; D013297:Streptococcus pyogenes; D014774:Virulence
RESPIRATORY TRACT/diseases; STREPTOCOCCAL INFECTIONS/experimental