Nub theory, which depends with your sonogram image from an early pregnancy ultrasound, is another gender prediction system to add to the mix. But before you give this 1 a try out, learn the way precise the nub theory approach to gender prediction truly is. Your baby's nub will constantly https://nub-ultrasound76654.luwebs.com/27659615/an-unbiased-view-of-nub-ultrasound