title: Preface by the editor-in-chief.
authors.affiliation: TNO Quality of Life, Zeist, the Netherlands.
authors.forename: Koen
authors.initials: K
authors.lastname: Venema
mesh_terms: D000818:Animals; D001419:Bacteria / Q000235:genetics / Q000378:metabolism; D035081:Editorial Policies; D006801:Humans; D010506:Periodicals as Topic