
IVF cycles using embryos that have been frozen and thawed are just as successful as fresh embryos according to a new report. The report also found a growing number of IVF treatments are using frozen embryos, from 39% of IVF cycles in 2009 to 45% of IVF cycles in 2013.
http://www.sciencedaily.com/releases/2015/09/150910131506.htm