Santingamkun, Apirak, Wasan Sethawong, and Tosapol Sasiwongpaddi. 2007. “A Randomized Controlled Trial Comparing the Efficacy of the Combination Treatment With Tamsulosin Plus Solifenacin and Tamsulosin Alone for Overactive Bladder Related With Benign Prostatic Hyperplasia”. Insight Urology 28 (2):94-103. https://he02.tci-thaijo.org/index.php/TJU/article/view/253207.