Munafo, Alain
Krebs-Brown, Axel
Gaikwad, Sumedh
Urgatz, Bogumila
Castello-Bridoux, Claire
Article History
First Online: 12 June 2019
Compliance with Ethical Standards
:
: No sources of funding were used in the preparation of this letter.
: Alain Munafo, Axel Krebs-Brown, Sumedh Gaikwad, Bogumila Urgatz and Claire Castello-Bridoux are employees of Merck KGaA, Darmstadt, Germany, or of one of its affiliates.