Wanted: perfection

摘要

Business is brisk at Phoenix Perinatal Associates, a practice for high-risk pregnancies in Arizona. "We are solidly booked for months," the receptionist sighs. Part of the rush comes from new guidelines published on January 2nd by the American College of Obstetricians and Gynaecologists (ACOG). These urge that all pregnant women, regardless of age, should be screened for babies with Down's syndrome.