Well, change is in progress and younger doctors are less likely to meet with reps and more likely to research drug options online by themselves.  Below are a couple of fairly up-to-date reports on the role of drug reps.  I read them on my phone with ease but on the computer there was lots of pop-ups and page jumping.

https://www.bluenovius.com/healthcare-marketing/pharma-sales-reps-struggling/

https://www.fiercehealthcare.com/practices/physicians-increasingly-too-busy-to-see-pharma-sales-reps-report-finds