Harnett County, North Carolina
Health Department 
The Sister Study

The Sister Study

A Special invitation to Women..............to join a landmark study of breast cancer. The Sister Study will enroll fifty thousand women whose sister had breast cancer.

The study is conducted by the National Institute of Environmental Health Sciences of the National Institutes of Health, Department of Health and Human Services.

To find out more or to enroll in the Sister Study

  • Call 1-877-4SISTER (1-877-474-7837)
  • Deaf/Hard of Hearing: 1-866-TTY-4SIS (1-866-889-4747)

To learn more log on the following web sites: