Placebos, Active Placebos, and Clinical Trials.

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Andrew D. Hershey, Scott W. Powers, Christopher S. Coffey, Dixie D. Eklund, Leigh Ann Chamberlin, Leslie L. Korbee, , Childhood and Adolescent Migraine Prevention (CHAMP) Study: A Double-Blinded, Placebo-Controlled, Comparative Effectiveness Study of Amitriptyline, Topiramate, and Placebo in the Prevention of Childhood and Adolescent Migraine Headache. ,vol. 53, pp. 799- 816 ,(2013) , 10.1111/HEAD.12105

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Leire Pérez-Ibarbia, Tobias Majdanski, Stephanie Schubert, Norbert Windhab, Ulrich S. Schubert, Safety and regulatory review of dyes commonly used as excipients in pharmaceutical and nutraceutical applications. European Journal of Pharmaceutical Sciences. ,vol. 93, pp. 264- 273 ,(2016) , 10.1016/J.EJPS.2016.08.026

Scott W. Powers, Christopher S. Coffey, Leigh A. Chamberlin, Dixie J. Ecklund, Elizabeth A. Klingner, Jon W. Yankey, Leslie L. Korbee, Linda L. Porter, Andrew D. Hershey, Trial of Amitriptyline, Topiramate, and Placebo for Pediatric Migraine The New England Journal of Medicine. ,vol. 376, pp. 115- 124 ,(2017) , 10.1056/NEJMOA1610384

Paul Enck, Sibylle Klosterhalfen, Katja Weimer, Unsolved, Forgotten, and Ignored Features of the Placebo Response in Medicine Clinical Therapeutics. ,vol. 39, pp. 458- 468 ,(2017) , 10.1016/J.CLINTHERA.2016.11.016

Katja Weimer, Björn Horing, Eric R. Muth, Jenna L. Scisco, Sibylle Klosterhalfen, Paul Enck, Different Disclosed Probabilities to Receive an Antiemetic Equally Decrease Subjective Symptoms in an Experimental Placebo Study: To Be or Not to Be Sure Clinical Therapeutics. ,vol. 39, pp. 487- 501 ,(2017) , 10.1016/J.CLINTHERA.2016.11.022