Product Quantity Subtotal × The Upward Spiral: Using Neuroscience to Reverse the Course of Depression, One Small Change at a Time $325.00 1 $325.00 × Diagnosing PTSD and Other Trauma or Stressor-Related Disorders $215.00 1 $215.00 Coupon: Apply coupon Update cart Cart totals Subtotal $540.00 Total $540.00 (includes $49.10 GST) Proceed to checkout Continue Shopping