The New York Times reported recently that scientists at La Jolla, California, U.S.A., studied nearly 7,000 patients who had been given new, experimental treatments that were later found to be medically useless.
चिकित्सीय अनुसंधायक काफ़ी समय से यह धारणा बनाए हुए हैं कि लगभग एक तिहाई मरीज़ कूट भेषज दिए जाने पर कुछ प्रगति दिखाते हैं ।