title: A methodological comment in response to Hepper (1988)
authors.forename: N L
authors.initials: NL
authors.lastname: Segal
mesh_terms: D000328:Adult; D002648:Child; D002675:Child, Preschool; D005247:Feeding Behavior; D006801:Humans; D010675:Pheromones / Q000235:genetics*; D012931:Social Environment; D014429:Twins, Dizygotic / Q000235:genetics*; D014430:Twins, Monozygotic / Q000235:genetics*
chemical_list: D010675:Pheromones