Etiology (alternately "aetiology") is the study of causation. In medicine it specifically refers to the causation of diseases or pathologies. The term is also used in philosophy, physics and biology in reference to the causes of various phenomena.
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... housing units at an average density of 365.4/km² (946.1/mi²). The racial makeup of the town is 95.45% White, 0.84% African American, 0.13% Native American, ...