Provides the key to sex determination. This work includes: research into sperm-count levels; an explanation of the relevant biological factors; practical advice on health, diet, sperm count and ovulation; the author's success story and the testimonies of numerous parents.
Provides the key to sex determination. This work includes: research into sperm-count levels; an explanation of the relevant biological factors; practical advice on health, diet, sperm count and ovulation; the author's success story and the testimonies of numerous parents.