Department of Homeland Security 
Department of Human Services 
Department of Health Services 
Data Handling System 
Department of Homeland Security's 
Defense HUMINT Service 
Demographic and Health Surveys 
Demographic Health Survey 
Director of Health Services 
DATA HANDLING SUBSYSTEM 
Defense Human Intelligence Service 
Demographic and Health Survey 
Department of Hazardous Substances 
Designated Hazardous Substances 
Discrete Horizon Sensor 
California Department of Health Servic… 
Daily Hassles Scale 
Dapto High School 
Darien High School 
Darwin High School 
Data Handling Services 
Davidson High School 
Dead Hackers Society 
deafness hypogonadism syndrome 
Decent Homes Standard 
Deer Hunter: Source 
Defense Highway System 
Definitive Hardware Store 
dehydrated hereditary stomatocytosis 
dehydroepiandrosterone sulfate