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Subject
- 54 Male
- 53 Female
- 48 Middle Aged
- 45 Adult
- 45 Endoscopy
- 36 Aged
- 24 Treatment Outcome
- 23 Sinusitis
- 22 Chronic Disease
- 19 Prospective Studies
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Date issued
- 12 2010 - 2016
- 75 2000 - 2009