title: Variation in perceptions of a medium' food portion: implications for dietary guidance.
authors.affiliation: Department of Nutrition and Food Studies, New York University, New York 10012-1172, USA.
authors.forename: L R
authors.initials: LR
authors.lastname: Young
authors.forename: M
authors.initials: M
authors.lastname: Nestle
mesh_terms: D000328:Adult; D004435:Eating / Q000523:psychology*; D005260:Female; D006801:Humans; D008297:Male; D018673:Nutrition Policy; D010465:Perception; D010865:Pilot Projects; D014481:United States