1. Atypical endometrial changes associated with the presence of chorionic tissue;Arias-Stella;Arch Pathol,1954
2. Culdocentesis and ectopic pregnancy;Cartwright;J Reprod Med,1984
3. The conservative surgical management of unruptured ectopic pregnancy;DeCherney;Obstet Gynecol,1979
4. Contemporary management of ectopic pregnancy;DeCherney;J Reprod Med,1981
5. Surgical management of unruptured ectopic pregnancy;DeCherney;Fertil Steril,1981