title: Hindsight isn't always 20/20.
authors.affiliation: School of Dentistry, University of Liverpool, Pembroke Place, Liverpool, L3 5PS, UK. c.c.youngson@liverpool.ac.uk
authors.forename: C
authors.initials: C
authors.lastname: Youngson
mesh_terms: D003813:Dentistry / Q000639:trends*; D004497:Education, Dental / Q000639:trends*