AnhN.D. 2022. Describing clinical and paraclinical characteristics to diagnose ectopic pregnancy at Hanoi Obstetrics and Gynecology Hospital in 2017. Tạp chí Y Dược lâm sàng 108. 17, 2 (Mar. 2022). DOI:https://doi.org/10.52389/ydls.v17i2.1157.