Sureeporn Chankhem และ Watcharin Chirdchim. (2023) Depletion of Vaginal Lactobacilli and Risk of Preterm Birth in Pregnant Women Delivered at Prapokklao Hospital. <i>Thai Journal of Obstetrics and Gynaecology</i>, <i>31</i>(2), 107-114.Sureeporn Chankhem และ Watcharin Chirdchim. "Depletion of Vaginal Lactobacilli and Risk of Preterm Birth in Pregnant Women Delivered at Prapokklao Hospital". Thai Journal of Obstetrics and Gynaecology 31 (2023):107-114.Sureeporn Chankhem และ Watcharin Chirdchim. Depletion of Vaginal Lactobacilli and Risk of Preterm Birth in Pregnant Women Delivered at Prapokklao Hospital. PIMDEE Co. Ltd.:ม.ป.ท. 2023.