title: Erratum to: Student-directed retrieval practice is a predictor of medical licensing examination performance.
authors.affiliation: Brigham and Women's Hospital, Harvard Medical School, 02115, 75 Francis St, Boston, MA, USA. francisdeng@wustl.edu.
authors.forename: Francis
authors.initials: F
authors.lastname: Deng
authors.affiliation: Brigham and Women's Hospital, Harvard Medical School, 02115, 75 Francis St, Boston, MA, USA.
authors.forename: Jeffrey A
authors.initials: JA
authors.lastname: Gluckstein
authors.affiliation: Department of Neurology, Washington University School of Medicine, Saint Louis, MO, USA.
authors.forename: Douglas P
authors.initials: DP
authors.lastname: Larsen