1. Ectopic pregnancy in the site of previous adnexectomy;CORTI, A.; RONALDI, L.;Osped. maggiore,1964
2. Ectopic pregnancy following vaginal hysterectomy;GRAFFAGNINO, P.G.;Obstet. gynec. Surv,1963
3. Posthysterectomy tubal pregnancy;LEDGER, W.L.; DALY, M.J.;Obstet. and Gynec,1963
4. An extrauterine pregnancy following hysterectomy;MOAYER, M.;J. Obstet. Gynaec. Brit. Cwlth,1966