"clinical trial" is a correct and usable phrase in written English.
You can use it in a sentence when you are referring to a type of research study conducted to test the safety and efficacy of a medical treatment or procedure. For example, "The research team conducted a clinical trial to assess the effectiveness of the new drug."
Our clinic does not ensure the research standard for a clinical trail (no caffeine or nicotine 20 minutes before, seated with back supported for 5 minutes, not engaged in conversation, two measurements a few minutes apart, agreement within 5 mm Hg, avoid terminal digit preference) [ 15].
We are about to start a clinical trail using psilocybin to treat depression, which feels historic.
A specific inhibitor of neutrophil elastase is effective in an animal model but was not found to be beneficial in a clinical trail [129].
Literature was searched in the databases of Pubmed/Medline, Cochrane Clinical Trail Register and Embase from January 1980 to March 2011.
However, a controlled, clinical trail of DCA for the treatment of patients with sepsis or liver failure did not show beneficial effects to improve hemodynamics or survival [189].
A quick recap: A long-delayed clinical trail failed to prove that adding Zetia to the generic Zocor reduced artery plaque better than Zocor alone.
Additionally, this OHRQoL instrument is intended for use in clinical trails to evaluate its sensitivity to clincial outcomes and minimal clinically important changes (e.g., malocclusion).
Dr. Richard Haupt, medical director at Merck, said the vaccine had not been rushed into use, saying that five years in clinical trails was normal before applying for licensing.
In her article, Dr. Haug says the vaccines have been studied for a relatively short period -- both were licensed in 2006 and have been studied in clinical trails for at most six and a half years.
Fueyo says human clinical trails should begin in late 2004.
Oncolytic adenoviruses are exploited as possible anticancer agents in clinical trails.
