✦ LIBER ✦
Some aspects of retrospective studies: Cornfield J, Haenszel W: J Chron Dis 11: 523–534, 1960
✍ Scribed by Ralph I. Horwitz
- Book ID
- 115961107
- Publisher
- Elsevier Science
- Year
- 1979
- Weight
- 123 KB
- Volume
- 32
- Category
- Article
- ISSN
- 0021-9681
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