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2. Establishment of an animal embryo culture system containing various embryotropins and its efficacy for culturing ICR mouse embryos derived from in vivo and in vitro;Park;Fertil Steril,2001
3. Embryotropic role of hemoglobin and ethylenediaminetetraacetic acid in preimplantation development of ICR mouse 1-cell embryos;Park;Fertil Steril,2000
4. In vitro blastocyst formation of human oocytes obtained from unstimulated and stimulated cycles after vitrification at various maturational stages;Chung;Fertil Steril,2000
5. Improved human oocyte development after vitrification;Hong;Fertil Steril,1999