title: Psychometrics: Essential for Valid, Reliable, and Responsive Measurement in the Development of Patient-reported Outcome Instruments in Plastic Surgery.
authors.affiliation: Division of Plastic Surgery, William Osler Health System, Toronto, ON, Canada.
authors.forename: Vivek
authors.initials: V
authors.lastname: Panchapakesan
authors.affiliation: University Health Network, University of Toronto, Toronto, ON, Canada.
authors.forename: Toni
authors.initials: T
authors.lastname: Zhong
authors.affiliation: Hospital for Sick Children, University of Toronto, Toronto, ON, Canada.
authors.forename: Christopher R
authors.initials: CR
authors.lastname: Forrest
authors.affiliation: Memorial Sloan-Kettering Cancer Center, New York, N.Y.
authors.forename: Andrea L
authors.initials: AL
authors.lastname: Pusic
authors.affiliation: McMaster University, Hamilton, ON, Canada.
authors.forename: Achilles
authors.initials: A
authors.lastname: Thoma