缩短
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完成
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Front Matterblic and private employers (Cherry, 1991; Fiscus, 1992; U.S. Commission on Civil Rights, 1977, 1981a). The reasons for the delayed success of these programs are numerous and confounded, and some, such as racial prejudice, may defy elimination in a single generation (U.S. Commission on Civil Rights,
multiply
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Book 2020Latest editionw developments have occurred in the field since the last edition of this book was published. Among these developments are advances in prenatal assessment and diagnosis, recommendations for vaccination in pregnancy, assessment and management of infectious disease in pregnancy, and management of chron