​ Conditions: Chronic Diseases; Sub-optimal Health

Interventions: Other: This is an observational study. No intervention will be applied.

Sponsors: Beijing Friendship Hospital; Shenzhen Third People’s Hospital; First Affiliated Hospital Xi’an Jiaotong University

Not yet recruiting Conditions: Chronic Diseases; Sub-optimal Health
Interventions: Other: This is an observational study. No intervention will be applied.
Sponsors: Beijing Friendship Hospital; Shenzhen Third People’s Hospital; First Affiliated Hospital Xi’an Jiaotong University
Not yet recruiting