National Abstinence Education Association
Abstinence Indiana
Think It Over
Miss The Mess
Pro Knowledge
Truth 4 Youth
National Physician's Center for Family Life
Administration for Children and Families
Centers for Disease Control and Prevention
4Parents
Heritage Foundation
The Institute for Youth Development
Medical Institute
National Fatherhood Initiative
Office of Population Affairs
U.S. Department of Health and Human Services
Abstinence Clearinghouse
PubMed
