1. Baltarowich OH, Scoutt LM. Ectopic Pregnancy. In: Callen P, Norton M, Scoutt L. Callen’s ultrasonography in obstetrics and gynecology. 6th Ed.: Elsevier, 2017;966-1000.
2. Hoffman BL, Schorge JO, Bradshaw KD, Halvorson LM, Schaffer JI, Corton MM. Ectopic Pregnancy. In: Williams Gynecology. 3rd ed, McGraw-Hill Education, 2016;161-76.
3. Balint O, Pirtea L. Sarcina ectopică. Ghid clinic. 2019. https://sogr.ro/wp-content/uploads/2019/06/26.-Sarcina-ectopic%C4%83.pdf
4. Leziak M, Żak K, Frankowska K, et al. Future perspectives of ectopic pregnancy treatment - review of possible pharmacological methods. Int J Environ Res Public Health. 2022;19(21):14230.
5. Stabile G, Mangino FP, Romano F, et al. Ectopic cervical pregnancy: treatment route. Medicina. 2020;56(6):293.