|21||Not yet recruiting||
Potentiating Rural Investment in Children's Eyecare (PRICE)
Comprehensive Evaluation of Visual Function
Efficacy Study of Different Lens Treatments on Chinese Adolescent Myopia
Visual Acuity After the Combined Binocular Implantation of +2.5 Diopters and +3.0 Diopters ReSTOR Intraocular Lenses.
A Clinical Trial of The VisAbility Implant System Presbyopic Patients
Treatment of Multifocal Lung Adenocarcinoma
† Indicates status has not been verified in more than two years