The U.S. and Canada together produced more than half of the most talked-about scientific papers on a special type of ultrasound therapy used in medicine.
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Evidence from Studies
Supporting (1)
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Contradicting (0)
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No contradicting evidence found
Gold Standard Evidence Needed
According to GRADE and EBM methodology, here is what ideal scientific evidence would look like to definitively prove or disprove this specific claim, ordered from strongest to weakest evidence.