Chawanpaiboon S, Kanokpongsakdi S. Preterm Birth at Siriraj Hospital: A 9-Year Period Review (2002-2010). Siriraj Med J [internet]. 2020 Apr. 3 [cited 2026 Sep. 15];63(5):143-6. available from: https://he02.tci-thaijo.org/index.php/sirirajmedj/article/view/240995