Chawanpaiboon, S., Wanitpongpan, P., Titapant, V., Kanokpongsakdi, S., Wantanasiri, C., Pimol, K., & Sirisomboon, R. (2008). Nifedipine for Inhibiting Threatened Preterm Labour in Siriraj Hospital. Siriraj Medical Journal, 60(3), 111–113. retrieved from https://he02.tci-thaijo.org/index.php/sirirajmedj/article/view/246366