Effectiveness of Alternative Approaches to Providing Spectacles in Tanzanian Secondary School Students

NCT00249275 · clinicaltrials.gov ↗

NA

Phase

COMPLETED

Status

250

Enrollment

OTHER

Sponsor class

Conditions

Under- and Uncorrected Significant Refractive Errors

Interventions

DEVICE: spectacles

Sponsor

London School of Hygiene and Tropical Medicine

Collaborators

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