History of Evidence Based Medicine
In the 1990s there was a movement toward evidence-based medicine (EBM). Doctors decided to start using scientific evidence to justify their clinical decision-making. Astoundingly this was a first. Medical evidence still lags medical practice significantly.
Masic, I., Miokovic, M., & Muhamedagic, B. (2008). Evidence based medicine–new approaches and challenges. Acta Informatica Medica, 16(4), 219.