Looking for participants aged 18 to 55 who have trouble with heroin or other opiates to participate in a month-long research study at Columbia University Irving Medical Center evaluating the relationship between brain tasks and memory.
The purpose of this clinical research study is to develop a sample collection method that is less invasive than current endometrial sampling methods (uterine sample collection) and develop a diagnostic test from these samples which is as informative in diagnosing the absence of endometrial (uterine) cancer as currently available methods.