title: Comment on 'The ratio of plasma phenylalanine to other large neutral amino acids is not a risk factor for tardive dyskinesia'.
authors.affiliation: Movement Disorders Program, N.S. Kline Institute for Psychiatric Research, Department of Psychiatry, N Y University Medical Center, Clinical Movement Disorders Program, Rockland Psychiatric Center, New York, USA.
authors.forename: M A
authors.initials: MA
authors.lastname: Richardson
authors.forename: C J
authors.initials: CJ
authors.lastname: Flynn
authors.forename: L
authors.initials: L
authors.lastname: Read