2465823 CCHL cytochrome c heme lyase 15 2465821 CCHL critical health literacy 8 2465820 CCHL chitosan-collagen hydrogel incorporated with lysostaphin 2 2465813 CCHL Critical Health Literacy scale 2 2465812 CCHL Canadian College of Health Leaders 1 2465815 CCHL Capital Coast Health Limited 1 2465819 CCHL chloramphenicol 1 2465818 CCHL coli periplasm, while recombinant system III 1 2465814 CCHL Communicative Health Literacy 1 2465817 CCHL communicative/critical health literacy 1 2465816 CCHL competitive connection Hebbian learning 1 2465822 CCHL conductive congenital hearing loss 1