✦ LIBER ✦
Research methodology: Strengthening causal interpretations of nonexperimental data: L. Sechrest, E. Perrin, and J. Bunker (Eds.). (AHCPR Conference Proceedings, Tucson, AZ, April, 1987). Washington, DC: U.S. Department of Health and Human Services, Public Health Service, Agency for Health Care Policy and Research, 1990.
✍ Scribed by Zita M. Cantwell
- Book ID
- 113383159
- Publisher
- Elsevier Science
- Year
- 1992
- Weight
- 213 KB
- Volume
- 13
- Category
- Article
- ISSN
- 0886-1633
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