Intended for healthcare professionals

Rapid response to:


Distinguishing opinion from evidence in guidelines

BMJ 2019; 366 doi: (Published 19 July 2019) Cite this as: BMJ 2019;366:l4606

Rapid Response:

Facts vs. Opinions

Many believe and opine, but few perceive or define. So having opinions is fine, but being opinionated is over the line. To quote Leonardo da Vinci, "The greatest deception men suffer is from their own opinions."

Competing interests: No competing interests

22 July 2019
Hugh Mann
New York, NY, USA