Sentence examples for causes have not from inspiring English sources

Farming has been associated with increased risk of rheumatoid arthritis (RA) in some studies, but specific causes have not been identified.

The causes have not been definitely established, but there does seem to be a genetic component, and broadly speaking, it results from an adverse reaction to the flood of pregnancy hormones.

Conditions like fibromyalgia or chronic fatigue syndrome, for which definitive causes have not been identified and concrete diagnostic tests are not available, illustrate the problems associated with the perceived reliability of the female patient as narrator of her pain.

That's quite a caveat, and it raises the obvious and important question of how they can be sure that new causes have not or will not produce new effects.

But Whewell argued on the basis of the history of science that there are cases of hypotheses where the supposed causes have not been observed and which yet seem to yield explanations of observable phenomena.

How can people make efforts towards peace when root causes have not been addressed?

The root causes haven't gone away, if anything they have been aggravated.

Kent's commitment to progressive causes has not always been an easy option.

At United, auditors found that some problems recurred, evidently because causes had not been adequately identified.

Geldof admitted his support for various political causes had not always had the impact he had hoped for.

Orthostatic hypotension (OH) is associated with increased total mortality but contribution of specific death causes has not been thoroughly explored.