What is the name of the university where Dr. Sergey Buldyrev obtained his Ph.D.?
Dr. Sergey Buldyrev obtained his Ph.D. from SaintPetersburg State University, Russia.
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### Instruction:
What is the name of the university where Dr. Sergey Buldyrev obtained his Ph.D.?

### Input: Not applicable

### Response:
Dr. Sergey Buldyrev obtained his Ph.D. from SaintPetersburg State University, Russia.<|im_end|>