title: A conceptual approach for scientifically based guidelines.
authors: Swiss Vitamin Institute and Department of Biochemistry, University of Basel, Switzerland. paul.walter@unibas.ch
authors: P
authors: P
authors: Walter
authors: D
authors: D
authors: Hornig
authors: U
authors: U
authors: Moser
mesh_terms: D001361:Avitaminosis / Q000517:prevention & control*; D002908:Chronic Disease; D006801:Humans; D016011:Normal Distribution; D018673:Nutrition Policy / Q000639:trends; D012307:Risk Factors; D014815:Vitamins / Q000008:administration & dosage* / Q000502:physiology
chemical_list: D014815:Vitamins