Rubella (German Measles, Three-Day Measles) by The U.S. Centers for Disease Control and Prevention, Atlanta, Georgia, U.S.A.. The CDC conducts critical science and provides health information that protects the United States against expensive and dangerous health threats, and responds when these arise.

German Measles (Rubella) by HealthyChildren.org. A parenting website committed to the attainment of optimal physical, mental, and social health and well-being for all infants, children, adolescents, and young adults. From the American Academy of Pediatrics.

Rubella by Illinois Department of Public Health, Chicago, Illinois, U.S.A..

Rubella (German Measles) by KidsHealth, information about kids health, behavior, and development from before birth through the teen years.

Rubella by MedlinePlus. Produced by the U.S. National Library of Medicine, bringing you information about diseases, conditions, and wellness issues in language you can understand.

Rubella (German Measles or Three-Day Measles) by the New York State Department of Health, Albany, New York, U.S.A..

Rubella (German Measles) in Children by Stanford Children's Health, California, U.S.A..

Rubella in Children by The Health Encyclopedia, University of Rochester Medical Center Rochester, New York, New York, U.S.A..

Rubella by The World Health Organization (WHO). The organization's primary role is to direct and coordinate international health within the United Nations’ system.