Uganda 6 Uganda 5 Uganda 3 Tanzania 1 Tanzania 2 Uganda 2 Uganda 1 eye-clinic-optometrist-exam vision-care-mission-optometrist eye-clinic-volunteer-optometrist third-world-optometrist-exam grateful-patient-eye-care happy-patient-eye-treatment thankful-patient-eye-clinic transformed-patient-eye-exam smiling-beneficiary-vision-mission satisfied-patient-vision-restoration Dr.-David-Curtis-Empowering-Lives-with-Clear-Vision optometrist-eye-exam-mission Provide-Eyeglasses-2 Provide-Refraction-Kits-2 Provide-Materials-2