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By 21 June , 143 oil spill exposure cases had been reported to the Louisiana Department of Health and Hospitals ( DHH ) ; 108 of those cases involved workers in the clean-up efforts , while 35 were reported by gulf residents .
 organization: Louisiana Department of Health and Hospitals
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: Louisiana Department of Health and Hospitals 
Answer:
 organization: Louisiana Department of Health and Hospitals