petpornprapas, ekkachai. “Prevalence and Associated Factors of Postpartum Depression at Bangplee Hospital, Samutprakarn Province”. Academic Psychiatry and Psychology Journal 36, no. 2 (May 25, 2020): 172–185. accessed September 10, 2026. https://he01.tci-thaijo.org/index.php/APPJ/article/view/241350.