English is a funny language
– case in point –
I want to be a billionaire.
Just like my uncle.
Wow, your uncle is a billionaire?
No, he also wants to be a billionaire.
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The Bradford Hill criteria, otherwise known as Hill's criteria for causation, are a group of nine principles that can be useful in establishing epidemiologic evidence of a causal relationship between a presumed cause and an observed effect and have been widely used in public health research.