Substance Abuse and Mental Health Data Archive (SAMHDA)
This archive provides free access to the most current and comprehensive national data on substance abuse and mental health. SAMHDA promotes the access and use of the nation's preeminent substance abuse and mental health research data by assuring accurate, public use data files and documentation to support a better understanding of this critical area of public health.
Visit the Substance Abuse and Mental Health Data Archive (SAMHDA) Web site.