Proportion of continuous, intermittent, and limited (<6 months) use of ADT among patients with non-metastatic prostate cancer treated with gonadotropin-releasing hormone (GnRH) by region and physician type. Proportion of continuous, intermittent, and limited (<6 months) use of ADT among patients with non-metastatic prostate cancer treated with gonadotropin-releasing hormone (GnRH) by region and physician type. Alexander Liede et al. ESMO Open 2016;1:e000040 Copyright © European Society for Medical Oncology. All rights reserved.