Journal of Gynecology and Neonatal BiologyJournal of Gynecology and Neonatal BiologyJournal of Gynecology and Neonatal BiologyJournal of Gynecology and Neonatal Biology2380-5595Ommega Online PublishersNew Jersey, USA126210.15436/2380-5595.17.1262Research ArticleEctopic pregnancy with undetectable serum β-human chorionic gonadotropin.Ectopic pregnancy with undetectable serum β-human chorionic gonadotropin.Ricardo Illia 1Chief of Obstetrics Service Deutsches Hospital Buenos Aires Argentina Professor of Obstetrics at Buenos Aires University FACOG 2Resident of Department of Obstetrics and Gynecology Deutsches Hospital Buenos Aires Argentina 3Gynecologycal staff members Obstetrical and Gynecologycal Department Deutsches Hospital Buenos Aires Argentina Editor* E-mail: rhillia@gmail.com
The authors have declared that no competing interests exist.
20171305201731JGNB-16-CR-126209122016060520172017Creative Commons Attribution LicenseThis is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited.10