Here is search logs of 650,000 AOL users. It's very interesting to view search history of particular person and analyze his personality. Let's do it together! Read more about AOL search database scandal or view research papers on web searching.
case control
Case-control stuies are one type of epidemiological study design. They are used to identify factors that may contribute to a medical condition by comparing a group of patients who have that condition with a group of patients who do not.