Assertion: placebo's study | /r/HasProperty | reviewed in sheard
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text: It is also found in double-blind studies of non-pharmacolgical insomnia treatment techniques (58% from 14 studies) and psychotropic drugs for the treatment of depression such as tricyclics (59% from 93 studies reviewed by Morris & Beck, 1974) and lithium (62% from 13 studies reviewed in Marini, Sheard, Bridges and Wagner, 1976).