Eligibility: Men aged 50 to 80
Compensation: up to $600
Benefits to Participation
You will gain an understanding of your current condition.
You will be reimbursed up to $600 for travel and related expenses while participating in this study.
You will be helping to advance medical research.
If you decide to participate in the study and later feel that you no longer wish to be part of it, you may withdraw at any time.