Bacterial flora of the nasopharynx in children; influence of respiratory infections and previous antimicrobial therapy.
D000890:Anti-Infective Agents; D002648:Child; D006801:Humans; D009305:Nasopharynx / Q000382:microbiology*; D012141:Respiratory Tract Infections
D000890:Anti-Infective Agents
NASOPHARYNX/microbiology; RESPIRATORY TRACT/infections