今年，两项小型血液测试研究似乎可以在阿尔茨海默症出现前1—3年作出预测，但测试很复杂，需要测量十种或以上物质。
This year, two small studies of blood tests seemed to predict Alzheimer’s 1-3 years before it occurred, but the tests are complicated and require the measurement of ten or more substances.