randomized study 예문

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1. In some cases, such randomized studies are uneconomical or unethical.
2. Smaller, non-randomized studies have produced inconsistent results.
3. But epidemiologists said non-randomized studies could be misleading.
4. Statistical inference from randomized studies is also more straightforward than many other situations.
5. Randomized study reported elevation in clozapine concentration in schizophrenia subjects concurrently taking ciprofloxacin.