Phaikaew S, Ploungbunmee S. The Accuracy of Postpartum Blood Loss Estimation Using Plastic Collector Bag and Visual Estimation at Ramathibodi Hospital. Rama Med J [Internet]. 2019 Sep. 30 [cited 2024 Apr. 19];42(3):48-56. Available from: https://he02.tci-thaijo.org/index.php/ramajournal/article/view/167280