References
- Fleming TC: Nothing is as constant as change. Postgrad Med 66:19–21, Sep 1979
- Goodwin JS et al: Knowledge and use of placebos by house officers and nurses. Ann Intern Med 91:106–110, 1979
- Dobrilla G, Felder M: Placebo: Problemstellung und praktische Auswirkungen. Dtsch Med Wochenschr 104:1023–1026, 1979
- Dock G: The advantage of using potassium iodide until we have something better. JAMA 53:1607–1608, 1909