Congestive Heart Failure 
Continuous Heating Furnace 
critical heat flux 
Chief 
Contaminant Hazard Factor 
Coupled Hartree-Fock 
Swiss franc 
cardiac heart failure 
casein hydrolysate formula 
Chemical Heritage Foundation 
chick helper factor 
Chitaavia 
Chloroform 
CHOCK FULL O' NUTS CORP. 
chronic heart failure 
Common Humanitarian Fund 
Confederatio Helvetica Franc 
congenital hepatic fibrosis 
Consumers Health Forum of Australia 
Consumers' Health Forum of Australia 
Contact History File 
Continuous haemofiltration 
continuous hemofiltration 
Converium Holding AG 
Co-op Housing Federation 
Cooperative Housing Foundation 
Coulomb Hartree-Fock 
Crimean Haemorrhagic Fever 
crimean hemorrhagic fever 
cyclophosphamide, hexamethylmelamine,…