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Find 1,527 clinical trials for rheumatoid arthritis near Phoenix, Arizona. Connect with research centers in your area.
Showing 841-860 of 1,527 trials
NCT01398852
The purpose of this research study is to evaluate the long tern safety and effectiveness of cross-linking in eyes with keratoconus and ectasia.
NCT01434290
RATIONALE: Radiation therapy uses high-energy x-rays to kill tumor cells. Specialized radiation therapy that delivers a high dose of radiation directly to the tumor may kill more tumor cells and cause less damage to normal tissue. Given radiation therapy in different ways may kill more tumor cells. PURPOSE: This randomized phase II trial studies radiation therapy to see how well it works in treating patients with prostate cancer.