Status of fertility among Angolan women who provides urine samples positive (S. haematobium +ve) and negative (S. haematobium -ve) for eggs of Schistosoma haematobium, according to the age of the participants.
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aWomen had been unable to become pregnant after one year of trial (self-reported primary infertility, Group 2) and those who had borne fewer children than they desired (self-reported secondary infertility, Group 3).
创建时间：
2015-12-02
