1. National household survey on drug abuse: population estimates 1999;Substance Abuse and Mental Health Services Administration Office of Applied Studies,2001
2. Drug use among women delivering livebirths, 1992;National Institute on Drug Abuse NIDA, National Pregnancy and Health Survey,1996
3. Report to the Chairman, Committee on Fianance, US Senate: drug exposed infants. A generation at risk;General Accounting Office,1990
4. Drug use among racial/ethnic minorities;US Department of Health and Human Services, Public Health Service,1995
5. Rupture of unscarred uterus in primigravid woman in association with cocaine abuse;Gonsoulin;Am J Obstet Gynecol,1990