“…Other procedures for detecting substance use have not been tested in psychiatric patients. Procedures that deserve study include medical history and examination (Skinner, Holt, Sheu, and Israel, 1986), questions regarding traumatic injuries and clinical signs (Babor, DeLaFuente, Saunders, and Grant, 19891, and historical indicators such as childhood conduct disorder (Babor, DeLaFuente, Saunders, and Grant, 1989).…”