controlled clinical trials การใช้

• The gold standard in epidemiology is the randomized controlled clinical trial.
• A controlled clinical trial found the fruit helpful for chronic constipation.
• But all three scientists said that more controlled clinical trials are needed.
• But controlled clinical trials ultimately proved that those implants did not work.
• Controlled clinical trials showed that levamlodipine is rarely associated with these side effects.
• Lane has finally gotten involved in a United States-based controlled clinical trial.
• About 2, 800 patients received Tysabri in two placebo-controlled clinical trials.
• Finally, Werner Bezwoda presented his randomised, controlled clinical trial of 154 patients.
• What researchers need in order to establish proof is a double-blind controlled clinical trial.
• The first rigorously controlled clinical trial found last year that chelation failed to relieve heart disease.
• I think the time is here for real, controlled clinical trials, " he said.
• Any procedures like this should be undertaken only in controlled clinical trials, " he said.
• Under the current system, drug companies test promising compounds on patients using tightly controlled clinical trial procedures.
• This study suggests a potential treatment role for CVAC, and the authors recommended randomized controlled clinical trials.
• Without careful chemical tests and large, well-controlled clinical trials such actions are often hard to detect.
• Well-controlled clinical trials are unfortunately lacking, and much of the evidence for these procedures remains anecdotal.
• As it stands, the agency sometimes approves a product on the basis of one well-controlled clinical trial.
• Nearly every controlled clinical trial of secretin has failed to show that the hormone works as claimed, Amaral said.
• For every 100 children taking antidepressants in controlled clinical trials, an additional two to three experienced increased suicidal tendencies.
• It has not been shown in controlled clinical trials to be effective, and costs over $ 7, 000.