Causation, bias and confounding: a hitchhiker's guide to the epidemiological galaxy. Part 3: principles of causality in epidemiological research: statistical stability, dose- and duration-response effects, internal and external consistency, analogy and biological plausibility.
作者信息
Shapiro Samuel
机构信息
Department of Epidemiology, University of Cape Town, Cape Town, South Africa.
出版信息
J Fam Plann Reprod Health Care. 2008 Oct;34(4):261-4. doi: 10.1783/147118908786000596.