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Walk the Even Hospital Database by book and chapter — the raw source passages that ground Ask, DDx, and the rest.
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contentuptodate· Content· item f30_3_30780
©2013 UpToDate ® Print Email Bacteriology of the normal human flora Anatomic site Total bacteria (per mL or g) Anaerobe/aerobe ratio Upper airways Nasal washings 10 3 to 10 4 3-5:1 Saliva 10 8 to 10 9 1:1 Tooth surface 10 10 to 10 11 1:1 Gingival crevice 10 11 to 10 12 1000:1 Gastrointestinal tract Stomach 0 to 10 5 1:1 Small bowel 10 2 to 10 4 1:1 Ileum 10 4 to 10 7 1:1 Colon 10 11 to 10 12 1000:1 Female genital tract Endocervix 10 7 to 10 9 1-5:1 Vagina 10 7 to 10 9 1-5:1