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Symposium on Target Organ Toxicity: cardiovascular system. The epidemiologic approach.
Epidemiological studies rarely provide unequivocal data on the effects of toxic substances on human health. Unlike experimental studies, pertinent variables frequently cannot be controlled and some are often unknown. Nevertheless, these limitations can be dealt with by various facets of an epidemiol...
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| Formato: | Texto |
| Lenguaje: | English |
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1978
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| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1637238/ https://www.ncbi.nlm.nih.gov/pubmed/720318 |