Vitamin D Supplementation for Patients with Dry Eye Syndrome Refractory to Conventional Treatment

Disparities in Precarious Workers' Health Care Access in South Korea

Low Serum 25-Hydroxyvitamin D Levels Are Associated with Dry Eye Syndrome

Job stress as a risk factor for absences among manual workers: a 12-month follow-up study

Precarious employment and the risk of suicidal ideation and suicide attempts

The relationship between working condition factors and well-being

Workplace Injustice and Self-Reported Disease and Absenteeism in South Korea

Relationship between chewing ability and depressive symptoms

Association between Workplace Risk Factor Exposure and Sleep Disturbance: Analysis of the 2nd Korean Working Conditions Survey

Long Working Hours and Emotional Well-Being in Korean Manufacturing Industry Employees