Yes. There were very detailed documents. I was not part of that research, but I did see drafts of those documents and they were quite detailed in terms of explaining the consequences of the different decisions. It was in fact to find out whether this is doable, and if so, what kind of response rate you would get. This is a clinic that has a number of embryos in storage because they've not been using them for teaching or research purposes in other contexts. It is doable, and it's recent Canadian data.
On December 12th, 2006. See this statement in context.