Brousseau, Audrey-Anne, Dent, Elsa, Hubbard, Ruth, Melady, Don, Émond, Marcel, Mercier, Éric, Costa, Andrew P, Multinational Emergency Department Study Gray Leonard C Hirdes John P Dey Aparajit B Jonsson Palmi V Lakhan Prabha Ljunggren Gunnar Singler Katrin Sjostrand Fredrik Swoboda Walter Wellens Nathalie IH 2018. Identification of older adults with frailty in the emergency department using a frailty index: results from a multinational study. Age and Ageing. 47 (2) 242-248.