2623649 ECLI electrochemiluminescence immunoassay 6 2623646 ECLI endoscopic CLI 3 2623650 ECLI Eight Constitution Lifestyle Intervention 1 2623648 ECLI electro chemiluminescenc 1 2623647 ECLI endoscopic Cerenkov luminescence imaging 1 2623645 ECLI endothelial cell labeling index 1