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Hoffman, BL; Schorge, JO; Schaffer, JI; Halvorson, LM; Bradshaw, KD; Cunningham, FG, eds. (2012). "Endometrial Cancer". Williams Gynecology (2nd ed.). McGraw-Hill. p. 817. ISBN978-0-07-171672-7. Archived from the original on 4 January 2014. Retrieved 11 October 2015.
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Hoffman, BL; Schorge, JO; Schaffer, JI; Halvorson, LM; Bradshaw, KD; Cunningham, FG, eds. (2012). "Endometrial Cancer". Williams Gynecology (2nd ed.). McGraw-Hill. p. 823. ISBN978-0-07-171672-7. Archived from the original on 4 January 2014. Retrieved 11 October 2015.
Hoffman, BL; Schorge, JO; Schaffer, JI; Halvorson, LM; Bradshaw, KD; Cunningham, FG, eds. (2012). "Endometrial Cancer". Williams Gynecology (2nd ed.). McGraw-Hill. p. 817. ISBN978-0-07-171672-7. Archived from the original on 4 January 2014. Retrieved 11 October 2015.