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Subjects
- Radius -- abnormalities1
- Radius Fractures -- therapy1
- Railroads2
- Rectal Diseases -- therapy1
- Rectal Fistula -- surgery2
- Rectal Neoplasms -- surgery1
- Recurrence1
- Reflex1
- Reflex, Stretch1
- Refraction, Ocular1
- Refractive Errors2
- Refractive Errors -- diagnosis2
- Refractive Errors -- epidemiology1
- Refractive Errors -- therapy1
- Relief Work1
- Research Design1
- Residential Facilities1
- Respiration1
- Respiration -- drug effects1
- Respiratory Rate1