2450138 CCEC Chengdu-Chongqing Economic Circle 6 2450127 CCEC cumulative concentration-effect curves 4 2450135 CCEC child compound Endothelium corneum 2 2450133 CCEC clear cell endometrial cancer 2 2450134 CCEC Clear cell endometrial carcinoma 2 2450136 CCEC Chengdu-Chongqing Twin-city Economic Circle 1 2450129 CCEC combined chemotherapy evaluation chip 1 2450137 CCEC Committed to Excellence in Care 1 2450131 CCEC Connexion Conference Event Centre 1 2450130 CCEC cooperative crosslinking-extrusion combined 1 2450132 CCEC Core Curriculum and Education Committee 1 2450128 CCEC couples coping enhancement counseling 1