作者单位:
Eunice Kennedy Shriver National Institute of Child Health and Human Development, National
[1]
Department of Pediatrics, Brown University, Providence, RI, United States
[2]
Statistics and Epidemiology Unit, RTI International, Research Triangle Park, NC, United States
[3]
Division of Neonatology, University of Alabama at Birmingham, Birmingham, AL, United States
[4]
Department of Pediatrics, Wayne State University, Detroit, MI, United States
[5]
Department of Pediatrics, Indiana University School of Medicine, Indianapolis, IN, United States
[6]
Statistics and Epidemiology Unit, RTI International, Rockville, MD, United States
[7]
Department of Pediatrics, Northwestern University Feinberg School of Medicine, Chicago, IL, United
[8]
发布时间
2014-01-21