Ruka, Winai. 2022. “The Efficacy of Intravenous Tranexamic Acid (TXA) in Preventing Acute Postpartum Hemorrhage after Elective Cesarean Section; a Randomized Controlled Trial in Phra Nakhon Si Ayutthaya Hospital”. Journal of Preventive Medicine Association of Thailand 11 (3):628-40. https://he01.tci-thaijo.org/index.php/JPMAT/article/view/251597.