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. Author manuscript; available in PMC: 2012 May 1.
Published in final edited form as: Int J Gynaecol Obstet. 2011 May;113(2):131–136. doi: 10.1016/j.ijgo.2010.11.013

Figure 2.

Figure 2

Distribution of estimated gestation age and birth weight among pregnancies entered into the ZEPRS from June 1, 2007, to January 31, 2010. (A) Estimated gestation age at enrollment into prenatal care. (B) Estimated gestation age at time of delivery. (C) Birth weight at delivery.