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Kiaalyce1 Kiaalyce1
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6 years ago
In order for epidemiologists to infer that Behavior A causes Disease B, they must observe
 
  A) that Behavior A has taken place before Disease B takes place.
  B) a dose-response relationship between Behavior A and Disease B.
  C) a decline in Disease B when Behavior A is eliminated.
  D) all of these relationships between variables exist.
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FanouseFanouse
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Kiaalyce1 Author
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6 years ago
Brilliant ツ
mkyoungs
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Yesterday
this is exactly what I needed
Danivalda
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2 hours ago
Just got PERFECT on my quiz
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