double-blinded

Ideally, it should be double-blinded in which neither the subject nor the researcher knows which is the active drug and which is placebo or a comparative drug.

Glenn D. Braunstein, M.D.: Andrew Wakefield's Vaccination and Autism Study: Allegations of Fraud With Financial Motivations M.D. Glenn D. Braunstein 2011

Ideally, it should be double-blinded in which neither the subject nor the researcher knows which is the active drug and which is placebo or a comparative drug.

Glenn D. Braunstein, M.D.: Andrew Wakefield's Vaccination and Autism Study: Allegations of Fraud With Financial Motivations M.D. Glenn D. Braunstein 2011

Ideally, it should be double-blinded in which neither the subject nor the researcher knows which is the active drug and which is placebo or a comparative drug.

Glenn D. Braunstein, M.D.: Andrew Wakefield's Vaccination and Autism Study: Allegations of Fraud With Financial Motivations M.D. Glenn D. Braunstein 2011

Dr. Hartwell, who wasn't involved in the study, said social-network trials aren't likely to replace conventional randomized, double-blinded, placebo-controlled trials, the gold-standard for generating medical evidence.

ALS Study Shows Social Media's Value as Research Tool Amy Dockser Marcus 2011

Obviously, we wouldn't need to do a double-blinded study to prove this point, or ever even consider doing so.

David Perlmutter, M.D.: Who Is At Risk For Alzheimer's Disease? M.D. David Perlmutter 2011

Ideally, it should be double-blinded in which neither the subject nor the researcher knows which is the active drug and which is placebo or a comparative drug.

Glenn D. Braunstein, M.D.: Andrew Wakefield's Vaccination and Autism Study: Allegations of Fraud With Financial Motivations M.D. Glenn D. Braunstein 2011

Bell et al, Individual differences in response to randomly assigned active individualized homeopathic and placebo treatment in fibromyalgia: implications of a double-blinded optional crossover design.

Dana Ullman: Exploring the Research on Homeopathic Treatment for Fibromyalgia Dana Ullman 2010

They write, in at least 12 double-blinded, randomized, controlled trials, scientists have examined how children react to diets containing different levels of sugar.

Myths of the season ewillett 2008

Bell et al, Individual differences in response to randomly assigned active individualized homeopathic and placebo treatment in fibromyalgia: implications of a double-blinded optional crossover design.

Dana Ullman: Exploring the Research on Homeopathic Treatment for Fibromyalgia Dana Ullman 2010

In our own time, similar notions about certain foods and their physiological effects have been, and, in some places still are, accepted as common knowledge: most of us learned at some point in our lives that chocolate causes acne in adolescents and sugar makes small children hyperactive, although double-blinded studies have found no substance to either claim.

Pestilence and Headcolds: Encountering Illness in Colonial Mexico 2008