Schematic for patients randomized either to embryo assessment by standard morphology plus aCGH (A) or morphology alone (B). Withdrawals, deferrals and drop-outs for each group are circled in red. The total number of blastocysts associated with each group is circled in blue.
Yang et al. Molecular Cytogenetics 2012 5:24 doi:10.1186/1755-8166-5-24