Srinualnad, S. “Sittipornûs Sound facilitating Urethro-vesical Anastomosis during Extraperitoneal Laparoscopic Radical Prostatectomy and Extraperitoneal Robotic Assisted Laparoscopic Radical Prostatectomy: The New Invention”. Insight Urology, vol. 28, no. 2, Dec. 2007, pp. 150-3, https://he02.tci-thaijo.org/index.php/TJU/article/view/253225.