| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | placebo | Western countries | Placebo effect is widely recognized and studied in medical treatment. | 1 |
| 2 | placebo | Western countries | Placebo often used in medical studies and clinical trials as a control group. | 1 |
| 3 | placebo effect | Western countries | Widely recognized and studied in medical research, with documented cases of patients experiencing real improvements in symptoms from placebos. | 1 |
| 4 | placebo effect | western countries | The placebo effect is recognized in medical research as a psychological phenomenon that can influence treatment outcomes. | 1 |