Funding for this research was provided by:
Text and Data Mining valid from 2020-02-12
Received: 21 June 2019
Accepted: 1 February 2020
First Online: 12 February 2020
Compliance with ethical standards
: Jan K. Buitelaar has been in the past 3 years a consultant to/member of advisory board of/and/or speaker for Janssen Cilag BV, Eli Lilly, Lundbeck, Shire, Roche, Novartis, and Servier. He is not an employee of any of these companies and not a stock shareholder of any of these companies. He has no other financial or material support, including expert testimony, patents, and royalties. The other authors have no conflicts of interest relevant to this article to disclose.