THIS


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AcronymDefinition
THISTotal Hospital Information System (clinical information management)
THISTheodore Roosevelt Island (US National Park Service)
THISThe Health Informatics Service (National Health Service; UK)
THISTanzania HIV/AIDS Indicator Survey (2003-2004)
THISTransit Help Intercom System (Calgary, Alberta)
THISThank Heaven It's Saturday
THISThank Heaven It's Sunday