Department of Clinical Pharmacy and Toxicology, Leiden University Medical Center, Leiden, The Netherlands.

Correspondence: Teun van Gelder, Leiden University Medical Center, Albinusdreef 2, 2333 ZA Leiden, The Netherlands (e-mail: [email protected]).

In the last 3 years, T. van Gelder has received lecture fees from Chiesi and Astellas, in addition to consulting fees from Roche Diagnostics, Thermo Fisher, Vitaeris, CSL Behring, Astellas, and Aurinia Pharma. In all cases, money has been transferred to hospital accounts, and none has been paid to his personal bank accounts. T. van Gelder does not have employment or stock ownership at any of these companies, and neither does he have patents or patent applications. No funding was provided for this article.