Authors: Elizabeth A McGlynn; Steven M Asch; John Adams; Joan Keesey; Jennifer Hicks; Alison DeCristofaro; Eve A Kerr Journal: N Engl J Med Date: 2003-06-26 Impact factor: 91.245
Authors: Susan Burnett; Bryony Dean Franklin; Krishna Moorthy; Matthew W Cooke; Charles Vincent Journal: BMJ Qual Saf Date: 2012-04-11 Impact factor: 7.035