title: Comment on "Ultrafast laser excitation of CO/Pt(111) probed by sum frequency generation: coverage dependent desorption efficiency".
authors.affiliation: Leiden Institute of Chemistry Leiden University P.O. Box 9502 2300 RA Leiden, The Netherlands.
authors.forename: W G
authors.initials: WG
authors.lastname: Roeterdink
authors.forename: E H G
authors.initials: EH
authors.lastname: Backus
authors.forename: A W
authors.initials: AW
authors.lastname: Kleyn
authors.forename: M
authors.initials: M
authors.lastname: Bonn