Alavi Majd H, Boroumandnia N, Maboudi A, Kariman N, Safavi N, Hajfatali A, et al. Using ROC surface to predict preterm delivery based on hemoglobin level in the first trimester of pregnancy. Arch Adv Biosci [Internet]. 2012 Dec. 31 [cited 2026 Jun. 30];4(1). Available from: https://journals.sbmu.ac.ir/aab/article/view/3911