. Author manuscript; available in PMC: 2013 Nov 1.
Published in final edited form as: Fertil Steril. 2012 Aug 24;98(5):1254–1259.e2. doi: 10.1016/j.fertnstert.2012.07.1139
© 2012 American Society for Reproductive Medicine. Published by Elsevier Inc. All rights reserved.