1. The operative treatment of extra-uterine pregnancy at or near term, with report of a case Author(s): Fenger, Christian, 1840-1902 Publication: Chicago : Printed at the Office of the Association, 1891 Subject(s): Pregnancy, Ectopic -- surgeryChicago
2. The vaginal operation in extra-uterine pregnancy Author(s): Fenger, Christian, 1840-1902 Publication: New York : William Wood & Co., 1891 Subject(s): Pregnancy, Ectopic -- surgeryVagina -- surgeryGynecologic Surgical Procedures