What are Troy Clifford Dargins teaching and research interests?
Troy Clifford Dargin specializes in Voice and Voice Disorders, particularly focusing on the Performing Voice.
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### Instruction:
What are Troy Clifford Dargins teaching and research interests?

### Input: Not applicable

### Response:
Troy Clifford Dargin specializes in Voice and Voice Disorders, particularly focusing on the Performing Voice.<|im_end|>