Zhang, Ning Primary hepatic ectopic pregnancy in a patient with polycystic ovary syndrome: A case report. [electronic resource] - Medicine Mar 2020 - e19649 p. digital Publication Type: Case Reports; Journal Article ISSN: 1536-5964 Standard No.: 10.1097/MD.0000000000019649 doi Subjects--Topical Terms: AdultChorionic Gonadotropin, beta Subunit, Human--bloodFemaleHumansLiver--pathologyPolycystic Ovary Syndrome--complicationsPregnancyPregnancy, Abdominal--pathology