title: What is so critical?: a commentary on the reexamination of critical periods.
authors.affiliation: Department of Psychology, McMaster University, Hamilton, Ontario, Canada. armstrvl@mcmaster.ca
authors.forename: Vickie L
authors.initials: VL
authors.lastname: Armstrong
authors.forename: Paul M
authors.initials: PM
authors.lastname: Brunet
authors.forename: Chao
authors.initials: C
authors.lastname: He
authors.forename: Mayu
authors.initials: M
authors.lastname: Nishimura
authors.forename: Heather L
authors.initials: HL
authors.lastname: Poole
authors.forename: Ferrinne J
authors.initials: FJ
authors.lastname: Spector
mesh_terms: D001921:Brain / Q000033:anatomy & histology / Q000502:physiology*; D003423:Critical Period, Psychological; D006801:Humans; D008279:Magnetic Resonance Imaging