Rungtanapirom, Surachai, Jitraporn Khankam, Naphat Benjakhunprasit, Atittaya Sitthiphattarakul, Pornchai Tantivanon, and Akarawat Kiatdum. “Hypertension Registry at the Bangkok Hospital Medical Center: The First 7 Months’ Experience”. The Bangkok Medical Journal 50 (February 20, 2013): 1. Accessed August 7, 2020. https://he02.tci-thaijo.org/index.php/bkkmedj/article/view/218037.