Statistics from Altmetric.com
If you wish to reuse any or all of this article please use the link below which will take you to the Copyright Clearance Center’s RightsLink service. You will be able to get a quick price and instant permission to reuse the content in many different ways.
Contributors DSM developed the idea for the response.
DSM and MPMG-B composed the letter.
DSM, MPMG-B, HMLY, SG and JB revised the letter.
Competing interests None declared.
Patient consent Not commissioned; externally peer reviewed.