Nasal carriage of staphylococci and streptococci.
D006801:Humans; D009666:Nose / Q000382:microbiology*; D013207:Staphylococcal Skin Infections / Q000635:transmission*; D013211:Staphylococcus aureus / Q000302:isolation & purification; D013290:Streptococcal Infections / Q000635:transmission*; D013297:Streptococcus pyogenes / Q000302:isolation & purification