But the rumor persists, and different versions have recently emerged that line up with Mr. Karadzic's assertion, including a new historical study of the Yugoslav wars published by Purdue University in Indiana.
The studies cited in support of this assertion include the Japanese atomic bomb survivors, the Oxford Study of Childhood Cancer (OSCC), and new epidemiologic studies conducted in Great Britain and in Australia, each of which is considered below.
Some of the legal experts said that the most damaging assertions included accusations that Mr. Clinton committed crimes.
Some of their assertions, including specific examples about clashes with Al Qaeda's forces, were confirmed by American and Iraqi officials.
"Auditors are reminded," the board said, "that audit evidence consists of both information that supports and corroborates management's assertions and information that contradicts such assertions, including assertions regarding fair values, estimates and related disclosures".
And he made questionable assertions, including one — that the E.P.A. had never found a case of unsafe hydraulic fracturing of natural gas — that was plainly false.
Rodrigo González, a researcher at the Sonora Technology Institute in Ciudad Obregón, rejects those assertions, including the suggestion that sucking water from the Yaqui River will have no downstream impact.
The unifying theme of Putnam's philosophy is his defense of realism, the view that, ordinarily, assertions (including theories, beliefs, and so on) are objectively true or false.
George Conway has pushed back on several of Trump's assertions, including the notion that Trump decided not to give him a job.
But federal regulators have taken issue with some cereal industry assertions, including in May 2009, when the Food and Drug Administration warned General Mills that it risked violating federal law with claims that its Cheerios Toasted Whole Grain Oat cereal helped reduce cholesterol.
