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1 Two cases of rare heterotopic pregnancy following in vitro fertilization and embryo transfer
Hie Jin Cho, Soo jin Park, Ji Hoon Ok, Jong Ryeol Choi, Tae Gyun Kim, Kyu Sup Lee
Korean J Obstet Gynecol.2011;54(12):802-806.   Published online 2011 December 15     DOI: http://dx.doi.org/10.5468/KJOG.2011.54.12.802
      

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