A study on the variation of viridans streptococcus into hemolytic streptococcus in strains isolated from an acute oral suppurative disease.
D000818:Animals; D006801:Humans; D051379:Mice; D009059:Mouth Diseases; D013291:Streptococcus / Q000145:classification* / Q000302:isolation & purification*; D013492:Suppuration