अँजिओप्लँस्टिबद्दल सुधारीत विचार १

For nearly half a century, cardiologists have been performing angioplasty and inserting stents to treat heart attack, worsening chest pain (angina), or other symptoms

However a landmark study published in the prestigious journal, The Lancet has showed that this procedure produces the same result if the doctor does nothing but tells the patient that something has been done (the benefit is just due to the Placebo effect and not the treatment)

https://www.theatlantic.com/health/archive/2017/11/placebo-effect-of-the-heart/545012/