Text and Data Mining valid from 2019-01-18
First Online: 18 January 2019
Compliance with Ethical Standards
: No sources of funding were used to assist in the preparation of this article.
: Jorn Trommelen and Luc van Loon have received research grants, consulting fees, speaking honoraria, or a combination of these, from Friesland Campina and PepsiCo. Milan Betz has no potential conflicts of interest relevant to the content of this review.