doctor group:None

2 trials

Sponsors

Sun Yat-sen University, The Zhongshan Ophthalmic Center,Sun Yat-sen University

Conditions

dry eyemalocclusion

Unknown Phase

Assessing the Influence of Nasal Tip, Lower Lip and Chin on the Protrusion of Upper Lip with 3-Dimensional Images

Active, not recruitingChiCTR2200060079

Sun Yat-sen Universitymalocclusion

Start: 2021-06-20Updated: 2024-04-22

An Investigation into the Awareness Levels of Healthcare Providers and Patients Regarding Dry Eye Disease

Active, not recruitingChiCTR2400094659

The Zhongshan Ophthalmic Center,Sun Yat-sen Universitydry eye

Start: 2025-01-01Updated: 2025-01-06