海量图书期刊资源，随时随地畅享阅读乐趣
Interpregnancy Interval and Disparity in Term Small for Gestational Age Births Between Black and White WomenJAMES, ABIKE T.; BRACKEN, MICHAEL B.; COHEN, AMY P.; SAFTLAS, AUDREY; LIEBERMAN, ELLICE · Obstetrics & Gynecology · 1999