Homann, Christian
Hennig, Georg
Maier, Felicitas
Stepp, Herbert
Holdt, Lesca M.
Vogeser, Michael
Sroka, Ronald
Koletzko, Berthold
Article History
Received: 19 April 2018
Revised: 19 November 2018
Accepted: 23 November 2018
First Online: 9 December 2018
Competing interests
: The authors have indicated they have no financial relationships relevant to this article to disclose. CH and GH are co-founders of the company FerroSens GmbH. The other authors declare no competing interests.