A single-page questionnaire called the My Mood Monitor (M-3) may help primary care doctors diagnose mood disorders such as post-traumatic stress disorder, anxiety, depression, and bipolar disorder, researchers say. In a recent study, investigators gave the M-3 questionnaire to 647 adults who were waiting to see their primary care physician. The researchers found that the checklist was effective in screening for any mood or anxiety disorder 83 percent of the time, and it was accurate in...