Participating clinics were promised anonymity, and seen major PGD programs contacted by The Associated Press all said they had neer been asked to use the procedure for that purpose.

• 参与调查的医疗机构被联合新闻承诺匿名后，有7家主要的PGD项目声称没有人向他们提出过这样的要求，以利用PGD程序实现选择有缺陷宝宝。