Urology Group of New Mexico is located in Albuquerque, New Mexico, which is a city of about 650,000. Our immediate drawing area is approximately one million people. This covers a large area including central and northern New Mexico, southern Colorado and eastern Arizona. Our study population is fairly unique in that the population area is approximately 50% Hispanic and 7% American Indian. We have been able to enroll patients from these ethnic groups in our clinical studies quite frequently.