Cocaine Abuse: Overview of cocaine/crack abuse research and information from the National Institutes of Health (U.S.).Hepatitis C Virus Infection in Cocaine Users: A silent epidemic. Research news from the Medical College of Wisconsin.Information on Drugs of Abuse: Cocaine: Scientific research from the National Institute on Drug Abuse about the effects of cocaine abuse, addiction, the physical effects on the brain, and on the body. Resources for students, parents, and researchers.The Social Pharmacology of Smokeable Cocaine: Not All It's Cracked Up To Be: Chapter from "Crack in America".Tips for Teens about Crack and Cocaine: Overview, quick facts and risks associated with crack and cocaine from the National Clearinghouse for Alcohol and Drug Information.