Factors Affecting Utilization of Traditional Korean Medical Services by Privately Insured Persons: A Retrospective Study using Korean Health Panel Survey (KHPS)
Association between severity of depressive symptoms and chronic knee pain in Korean adults aged over 50 years: a cross-sectional study using nationally representative data
Efficacy and safety of Cortex Eucommiae (Eucommia ulmoides Oliver) extract in subjects with mild osteoarthritis: Study protocol for a 12-week, multicenter, randomized, double-blind, placebo-controlled