Transmission of group A streptococci.  II.  The role of contaminated dust.
D004391:Dust; D006801:Humans; D012137:Respiratory System; D012141:Respiratory Tract Infections; D013290:Streptococcal Infections / Q000635:transmission*; D013291:Streptococcus; D013297:Streptococcus pyogenes
D004391:Dust
RESPIRATORY TRACT/infections; STREPTOCOCCAL INFECTIONS/transmission