Medical advertisements and scientific journals: Time for editors and publishers to take a stance

KB first-authored two commentaries and a research paper regarding medical advertisements published in Ugeskrift for Læger. He is a member of the Danish Medical Association but was not involved in the Association's decision to abolish advertisements. JI is a member of the editorial board of Journal of Evaluation in Clinical Practice. The Data File ‘Big Publishers’ Advertising and Total Revenue’ is available on the Open Science Framework (https://osf.io/ps7ua/?view_only=46f77b1fa1bb4a38b348af5bbd8c2c19).