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3 trials have been registered

Historical versions Registration number Public title Type Registration time
Historical Versions ChiCTR2200060061

Research on the relationship between oral health and malnutrition, frailty and sarcopenia of elderly people

Peking Union Medical College Hospital

Observational 2022/05/16
Historical Versions ChiCTR2000034383

Hospital readmission after surgery: a medical records based study


Observational 2020/07/04
Historical Versions ChiCTR-ROC-17013095

Mediation effects of biochemical markers on the relationship between usual dietary intakes and risk of non-communicable chronic diseases in Chinese adults: the China Health and Nutrition Survey.

China Agricultural University

Relative factors research 2017/10/24