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After more than 30 years with its headquarters in Ohio , Delta Theta Phi is now headquartered at Campbell University , Norman A. Wiggins School of Law , in North Carolina .
 Campbell University, Norman A. Wiggins School of Law
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Campbell University, Norman A. Wiggins School of Law