The SPSS Windows and Files. SPSS Statistics has three main windows, plus a menu bar at the top. These allow you to (1) see your data, (2) see your statistical output, and (3) see any programming commands you have written. Each window corresponds to a separate type of SPSS file.
He found green tea to be the most potent antioxidant, followed by oolong tea, then black tea. Green tea blocked oxidation by almost 100% over 40 days. Oolong tea blocked oxidation by 50% over 15 days. Black tea showed only slight antioxidant activities.
There is some evidence that tea can be good for you too, with antioxidant properties, so maybe you're not actually drinking enough of the stuff. The poor woman in the NEJM study is not alone. There are a few other cases of people who have damaged their bones through too much tea.