Journal Club is a freeware Windows Mobile program. It designed to help physicians, residents, and medical students to quickly look up terms and calculate Relative Risk, PPV, NPV, Sensitivity, Specificity, etc. Simply enter the data once and then it runs all the calcs and displays the results. When you are preparing to present at journal club you can input the data for several studies and then bring them up one at a time from the saved list on the main page. The latest version of Journal Club includes a Windows desktop. Now you can run the same calculations from your lap top and present them during your journal club.