๐๐ฎ๐ธ๐ฒ ๐ฃ๐ถ๐น๐น๐. ๐ฅ๐ฒ๐ฎ๐น ๐ฅ๐ฒ๐น๐ถ๐ฒ๐ณ.
Richard In 2010, researchers gave patients with irritable bowel syndrome pills containing ๐ฏ๐ฐ ๐ข๐ค๐ต๐ช๐ท๐ฆ ๐ฎ๐ฆ๐ฅ๐ช๐ค๐ข๐ต๐ช๐ฐ๐ฏ. The patients knew they were placebos. Yet 59% of those taking the pills reported adequate symptom…