Behind the scenes payments to doctors that many are not aware of, more here. https://projects.propublica.org/docdollars/
Dollars for Docs
How Industry Dollars Reach Your Doctors
By Charles Ornstein, Lena Groeger, Mike Tigas, and Ryann Grochowski Jones, ProPublica. Updated December 13, 2016
Pharmaceutical and medical device companies are now required by law to release details of their payments to a variety of doctors and U.S. teaching hospitals for promotional talks, research and consulting, among other categories. Use this tool to search for general payments (excluding research and ownership interests) made from August 2013 to December 2015.