Article
Practical Difficulties in Estimating The Prevalence of Primary Infertility in Iran.
1 Jul 2019
Abstract excerpt
BACKGROUND: According to the World Health Organization (WHO)'s clinical, epidemiological and demographic definitions, infertility is an inability to become pregnant within one, two or five years of exposure to pregnancy, respectively. Inconsistent infertility-related definitions and various methodological approaches make it difficult to compare quantitative data in this regard and consequently, have negatively...
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