1821
Covering the latest news on obesity : Childhood obesity is declining , says the National Center for Health . . . http://t.co/mNitbvHfSP
 organization: National Center for Health
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 organization: National Center for Health