Do medtech reps hate their colleagues in marketing?

Do medtech reps hate their colleagues in marketing?

Source: 
Medical Devices and Diagnostics Industry
snippet: 

Call me naïve, but until recently I thought marketing professionals and sales reps liked each other.

Then I came across a LinkedIn post from Omar M. Khateeb, a medtech podcaster and consultant for medtech reps, that revealed how very wrong I was. In the post, Khateeb goes as far as to say that medtech reps hate marketing.