The trials were designed to test the efficacy of various drug combinations in differing doses.
Over the years, I have developed strong views on the efficacy of various countries' bankruptcy processes.
I worked to evaluate the efficacy of various treatments for freshwater harmful algal blooms.
The urban model seeks to explain the sickness of American cities and test the efficacy of various remedies.
Last year, a Harvard Medical School study compared the efficacy of various methods of consulting with patients suffering from irritable bowel syndrome (IBS).
Mr. Johnson said that under the Clinton administration the agency used humans to test the effects air pollution and the efficacy of various mosquito repellants.
Uncertainty and disagreement around the causes of problems or the likely efficacy of various solutions cloud many public policy disputes.
First of all, we should note that there is an unbridgeable gap in opinion about efficacy of various gun proposals, particularly regarding assault weapons and high-capacity magazines.
Your arguments for that cause would be helped along by a mountain of evidence about the incidence and costs of sleeplessness, and the efficacy of various interventions.
The goal was to give the animals human-like immune systems, so that FDA researchers could use the mice to evaluate the safety and efficacy of various drugs.
To summarize the available evidence for the efficacy of various treatments for unexplained infertility.
