March 12, 2009 On the day after
is still very possible.
March 13, 2009 2 days after
ovulation, your fertility is decreasing. The egg survives for about 24 hours, and, if not fertilized, it will disintegrate.
March 18, 2009 If your egg was successfully fertilized, this is the approximate date when it implants itself in the uterus.
March 19, 2009 A blood pregnancy test may be accurate now from this date forward.