Dana A. Ohl, M.D.¹ and Alan C. Menge, Ph.D.²

¹ Section of Urology, 1500 E. Medical Center Drive, Ann Arbor, MI 48109-0330

² F4826 Mott Hospital, 1500 East Medical Center Drive, Ann Arbor, MI 48109-0272

Received 07/31/96; Accepted 07/31/96; On-line 09/01/96

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