Results 1-3 of 28
these factors contribute to more female offspring later in life. Some studies seem
to confirm this. One study showed that women of about fifteen, twenty, thirty, and
forty years of age had offspring with sex ratios of 130, 120, 112, and 91 males, ...
Cervical factors in reproduction. American Journal of Obstetrics and Gynecology
14 (November 1959): 635-43. . Observations on human spermatozoa. Bulletin of
the Sloane Hospital for Women 6 (1960): 48. Nuclear morphology of human ...
... 63 Ovulation Method, 90-93 See also specific methods Boronsini, August J.
von, 77 "Bounce test," for Mittelschmerz, 107 Bouton, Katherine, 117 Boy, sex
selection for, 109-23 abstinence from sexual relations, as aid, 115-16 adverse
What people are saying - Write a review
LibraryThing ReviewUser Review - ladytaluka - LibraryThing
I read this whole book from cover to cover. That being said, I thought a lot of it was a waste of my time. The author kept saying why his method was better than the other methods out there for sex ... Read full review
LibraryThing ReviewUser Review - lizvero - LibraryThing
very interesting, I use some of the tecniques explain and combine with others and work, Read full review
Why Should We Do It? Why Shouldnt
Who Does It? What Are the Results?
THE EMERGENCE OF A SCIENTIFIC
10 other sections not shown