[Sialic acid and the Viggo Schmidt test].
D006801:Humans; D019158:N-Acetylneuraminic Acid; D009438:Neuraminic Acids / Q000097:blood*; D014069:Tonsillitis / Q000097:blood*
D009438:Neuraminic Acids; D019158:N-Acetylneuraminic Acid
NEURAMINIC ACIDS/blood; TONSILLITIS/blood