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  2. Quad screen - Wikipedia

    en.wikipedia.org/?title=Quad_screen&redirect=no

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  3. Prenatal testing - Wikipedia

    en.wikipedia.org/wiki/Prenatal_testing

    Meanwhile, of the 3792 women told they are low-risk by the Quad test, 2 of them will go on to deliver a baby with Down syndrome. The Quad test is therefore said to have a 4% positive predictive value (PPV) because only 4% of women who are told they are "high-risk" by the screening test actually have an affected fetus. The other 96% of the women ...

  4. History of Facebook - Wikipedia

    en.wikipedia.org/wiki/History_of_Facebook

    Facebook opens new office in London, expecting to hire 800 new staff. Interiorly designed by Frank Gehry, the office would be Facebook's biggest engineering hub outside the United States. [633] [634] [635] 2017: December 4: Product: Facebook launches Messenger Kids, a version of Messenger for children from ages six to 12. The app does not ...

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  6. Triple test - Wikipedia

    en.wikipedia.org/wiki/Triple_test

    The most common abnormality the test can screen is trisomy 21 (Down syndrome).In addition to Down syndrome, the triple and quadruple screens assess risk for fetal trisomy 18 also known as Edwards syndrome, open neural tube defects, and may also detect an increased risk of Turner syndrome, triploidy, trisomy 16 mosaicism, fetal death, Smith–Lemli–Opitz syndrome, and steroid sulfatase ...

  7. Facebook - Wikipedia

    en.wikipedia.org/wiki/Facebook

    Facebook login/signup screen. Each registered user on Facebook has a personal profile that shows their posts and content. [44] The format of individual user pages was revamped in September 2011 and became known as "Timeline", a chronological feed of a user's stories, [45] [46] including status updates, photos, interactions with apps and events ...

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  9. Facebook Query Language - Wikipedia

    en.wikipedia.org/wiki/Facebook_Query_Language

    Facebook Query Language (FQL) is a query language that allows querying Facebook user data by using a SQL-style interface, [1] avoiding the need to use the Facebook ...