{
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  "definition" : "The person is receiving the treatment or participating in an activity (e.g. yoga, diet, etc.) that the study is evaluating.",
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  "property" : [ ],
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  "concept_id" : "6bcbf2e0-c602-5e5e-9513-6f2b06a018c1",
  "ancestors" : {
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  },
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}