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Practical limitations of epidemiologic methods.
Epidemiologic methods can be categorized into demographic studies of mortality and morbidity and observational studies that are either retrospective or prospective. Some of the limitations of demographic studies are illustrated by a review of one specific mortality study showing possible relationshi...
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| Formato: | Texto |
| Lenguaje: | English |
| Publicado: |
1983
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| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1569326/ https://www.ncbi.nlm.nih.gov/pubmed/6653534 |