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Sperm Selection Technique During ICSI Has Impact on Gender Ratio

Introduction
In natural pregnancy and conventional insemination for in vitro fertilization (IVF), an egg fertilized by a spermatozoon is more likely governed by chance of
the law of mass action, in other words, an egg is more likely to be fertilized by the type of sperm in relatively higher concentration. The gender ratio of delivery from natural pregnancy maintains stable at about 105 male to 100 female infants, and this ratio of 105(M):100(F) is recognized as the universal gender ratio (UGR)…

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