Industry compensation to authors was queried using a ProPublica Dollars for Docs custom data set based on Centers for Medicare and Medicaid Services Open Payments data. 
ProPublica Dollars for Docs
"Peripheral artery disease" was used as a Web of Science search term to identify publications from 2013 to 2016, excluding review articles, conference proceedings, book chapters, abstract publications, and non-English language publications. 
Web of Science