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Hamstra, Daniel A., Kyounghwa Bae, Gerald Hanks, Chen Hu, William U. Shipley, Charlie C. Pan, Mack Roach, Colleen A. Lawton, a Howard M. Sandler. "Impact of Biochemical Failure Classification On Clinical Outcome: A Secondary Analysis of Radiation Therapy Oncology Group 9202 and 9413." Cancer 2014.

Hamstra, Daniel A., et al. "Impact of Biochemical Failure Classification On Clinical Outcome: A Secondary Analysis of Radiation Therapy Oncology Group 9202 and 9413." Cancer 2014.