Reducing interviewer effects on health survey data : executive summary /
by Floyd J. Fowler, Thomas W. Mangione
- Revised February, 1986.
- Rockville, Md. : U.S. Department of Health and Human Services, 1986.
- 16 p. : tables ; 28 cm.
Supported under grant #3-R18-HS04189 from the National Center for Health Services Research.