Sick individuals and sick populations
Aetiology confronts two distinct issues: the determinants of individual cases, and the determinants of incidence rate. If exposure to a necessary agent is homogeneous within a population, then case/ control and cohort methods will fail to detect it: they will only identify markers of susceptibility....
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| Format: | Article |
| Language: | English |
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The World Health Organization
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| Series: | Bulletin of the World Health Organization |
| Online Access: | http://www.scielosp.org/scielo.php?script=sci_arttext&pid=S0042-96862001001000015&lng=en&tlng=en |