Placebo effect Create Talk0 Category page This page needs content. You can help by adding a sentence or a photo! Add to this page! “Assessment | Biopsychology | Comparative | Cognitive | Developmental | Language | Individual... Placebo “Assessment | Biopsychology | Comparative | Cognitive | Developmental | Language | Individual... History of the placebo Subcategories This category has only the following subcategory. N [×] Neuroanatomy of the placebo effect (1 P) Pages in category "Placebo effect" The following 2 pages are in this category, out of 2 total. H History of the placeboP Placebo Retrieved from "http://psychology.wikia.com/wiki/Category:Placebo_effect"