title: Response to letter to the editor.
authors.affiliation: Harvard Medical School, Department of Medicine, Division of Clinical Informatics, 1330 Beacon Street, Suite 400, Boston, MA 02446, United States. Electronic address: hfeldman@bidmc.harvard.edu.
authors.forename: Henry Joel
authors.initials: HJ
authors.lastname: Feldman
mesh_terms: D011307:Drug Prescriptions / Q000592:standards* / Q000706:statistics & numerical data*; D006801:Humans; D050316:Medical Order Entry Systems / Q000592:standards*; D008508:Medication Errors / Q000706:statistics & numerical data*; D016636:Telefacsimile