APA Style

Protopapas, Athanasios, Nikolaos Akrivos, Stavros Athanasiou, Ioannis Chatzipapas, Aikaterini Domali, Dimitrios Loutradis. (2014). Ultrasound-assisted intraoperative localization and laparoscopic management of a previously missed unruptured retroperitoneal ectopic pregnancy (Gynecol Surg (2014) 11:207–211). USA: Springer.

Chicago Style

Protopapas, Athanasios, Nikolaos Akrivos, Stavros Athanasiou, Ioannis Chatzipapas, Aikaterini Domali, Dimitrios Loutradis. Ultrasound-assisted intraoperative localization and laparoscopic management of a previously missed unruptured retroperitoneal ectopic pregnancy. Gynecol Surg (2014) 11:207–211 USA: Springer, 2014. Text.

MLA Style

Protopapas, Athanasios, Nikolaos Akrivos, Stavros Athanasiou, Ioannis Chatzipapas, Aikaterini Domali, Dimitrios Loutradis. Ultrasound-assisted intraoperative localization and laparoscopic management of a previously missed unruptured retroperitoneal ectopic pregnancy. Gynecol Surg (2014) 11:207–211 USA: Springer, 2014. Text.

Turabian Style

Protopapas, Athanasios, Nikolaos Akrivos, Stavros Athanasiou, Ioannis Chatzipapas, Aikaterini Domali, Dimitrios Loutradis. Ultrasound-assisted intraoperative localization and laparoscopic management of a previously missed unruptured retroperitoneal ectopic pregnancy. Gynecol Surg (2014) 11:207–211 USA: Springer, 2014. Print.