United States Health Professionals Follow-Up Study
General Info
Original or alternative title
HPFS
Coverage type
Country
Time period covered
January, 1986 - present
Data type
Survey
Citation
Primary investigator
Willett WC
Contributors
Suggested citation
Harvard School of Public Health. United States Health Professionals Follow-Up Study . Bethesda, United States of America: National Cancer Institute (NCI) (United States).