,:

Ethan M Balk1, Valery A Danilack, Monika Reddy Bhuma

  • 1Center for Evidence Synthesis in Health and the Department of Epidemiology, Brown University School of Public Health, Providence, Rhode Island; the Department of Internal Medicine, Yale School of Medicine, New Haven, Connecticut; the Department of Social Medicine and Health Education, School of Public Health, Peking University, Beijing, China; and the Department of Obstetrics and Gynecology, University of Michigan, Ann Arbor, Michigan.

PubMed
概括

与传统的时间表相比,减少产前访问没有显示出对母亲或儿童的不良结果. 需要进一步的研究来证实这些发现,并获得更相关的结果.