 And those types of methods are critical to anyone's recovery. So let's go back to the structure-function model because we are, this model, we are at our office having success with addiction. That's why we're calling this Hope for Addiction. So why addressing nutritional deficiency is so important, Dr. Prather? Well, one of the things is usually there were some nutritional deficiencies. That's why the dopamine response wasn't really working before.