Likosky DS, Surgenor SD, Dacey LJ, DeFoe GR, Maislen EL, Clark JA, Aubuchon JP, Higgins JH, Beaulieu PA, O’Connor GT, Ross CS. Qual Saf Health Care. 2010 Oct;19(5):392-8.
Departamento de Cirugía, The Dartmouth Institute for Health Policy & Clinical Practice, Dartmouth-Hitchcock Medical Center, Lebanon, NH 03756, EE.UU.