title: Comments on the paper by Gomez-Nieto, Luque de Castro, Martin and Valcarcel.
authors.affiliation: U.S. Department of Agriculture, Agricultural Research Service, Nutrient Composition Laboratory, Beltsville, Maryland 20705, USA.
authors.forename: J T
authors.initials: JT
authors.lastname: Vanderslice
authors.forename: G R
authors.initials: GR
authors.lastname: Beecher