1. Regulation of Assisted reproductive technologies in the United States;Adamson;Fam. Law Q.,2005
2. Donor conception, secrecy and the search for information;Allen;J. Law Med,2012
3. Guidelines on the Number of Embryos Transferred;ASRM,1999
4. Criteria for number of embryos to transfer: a committee opinion;ASRM;Fertil. Steril,2013