1. Retroflexio uteri gravidi partialis; Spontanruptur bei der Geburt
2. Anterior sacculation of the pregnant uterus;Smith;Obstet Gynecol,1962
3. Retroversion of the whomb;Merriman;Med Phys J (London),1806
4. Retroflexion of the gravid uterus;Oldham;Trans Obstet Soc Lond,1860
5. Caesarean section on an incarcerated retroverted gravid uterus at term;Murray;J. Obstet Gynecol Br Commonw,1934