Baby's sex can be revealed at just SEVEN weeks with new blood test

Experts at Tufts University near Boston say the test, that looks for small pieces of the male sex chromosome in the mother's blood, is surprisingly accurate.

Source: http://www.dailymail.co.uk/health/article-2024401/Babys-sex-revealed-just-SEVEN-weeks-new-blood-test.html?ITO=1490

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