1. Ectopic Pregnancy Journal of Obstetric, Gynecologic & Neonatal Nursing
Nancy C. Osguthorpe, RN, MSN 
Journal of Obstetric, Gynecologic & Neonatal Nursing 
Volume 16, Issue 1, Pages (January 1987)
DOI: /j tb01436.x
Copyright © 1987 AWHONN, the Association of Women's Health, Obstetric and Neonatal Nurses Terms and Conditions

2. Figure 1 Potential sites of ectopic pregnancy.
Journal of Obstetric, Gynecologic & Neonatal Nursing  , 36-41DOI: ( /j tb01436.x)
Copyright © 1987 AWHONN, the Association of Women's Health, Obstetric and Neonatal Nurses Terms and Conditions