Outcome of cryotransfer of embryos developed from vitrified oocytes: double vitrification has no impact on delivery rates  Ana Cobo, Ph.D., Damià Castellò,

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Outcome of cryotransfer of embryos developed from vitrified oocytes: double vitrification has no impact on delivery rates  Ana Cobo, Ph.D., Damià Castellò, Ph.D., Begoña Vallejo, M.L.T., Carmela Albert, Ph.D., José María de los Santos, Ph.D., José Remohí, M.D.  Fertility and Sterility  Volume 99, Issue 6, Pages 1623-1630.e7 (May 2013) DOI: 10.1016/j.fertnstert.2013.01.106 Copyright © 2013 American Society for Reproductive Medicine Terms and Conditions

Supplemental Figure 1 Morphologic parameters of embryos vitrified on day 3. Before and after vitrification. Cells = mean number of cells; Comp = mean compaction index; Frag = mean fragmentation index; MN = mean number of multinucleated cells; Sym = mean symmetry index; V = vitrification; Vac = mean number of vacuolated cells; W = warming. Fertility and Sterility 2013 99, 1623-1630.e7DOI: (10.1016/j.fertnstert.2013.01.106) Copyright © 2013 American Society for Reproductive Medicine Terms and Conditions

Supplemental Figure 2 Differential blastocyst stage at vitrification. BC = early cavitated blastocyst; BE = expanded blastocyst; BHi = hatching blastocyst; BH = hatched blastocyst. Fertility and Sterility 2013 99, 1623-1630.e7DOI: (10.1016/j.fertnstert.2013.01.106) Copyright © 2013 American Society for Reproductive Medicine Terms and Conditions