Prevalence of Asthma and Rhinitis Symptoms Among Secondary School Students in Saudi Arabia
Clinical trial NCT01085916 · UNKNOWN
Trial details
- NCT number
- NCT01085916
- Sponsor
- King Abdulaziz Medical City
- Status
- UNKNOWN
- Study type
- OBSERVATIONAL
- Start date
- 2010-04-01
- Primary completion
- 2010-04-01
- Enrollment
- 4000
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