Hellow guys, Welcome to my website, and you are watching Robotic Nephroureterectomy with Retroperitoneal: Lymph Node Dissection by James Porter, MD. and this vIdeo is uploaded by Seattle Science Foundation at 2020-02-28T10:26:53-08:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.