"You're comparing two different groups of patients here," says Dr. William Schoolcraft, director of the Colorado Center for Reproductive Medicine.
“科罗拉多生育医学研究中心”负责人威廉姆·斯库克拉夫特博士说：“你们是把两类不同的病人进行对比。”
"You're comparing two different groups of patients here," says Dr. William Schoolcraft, director of the Colorado Center for Reproductive Medicine.
“科罗拉多生育医学研究中心”负责人威廉姆·斯库克拉夫特博士说：“你们是把两类不同的病人进行对比。”
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