Arthur S.A, Hirdes J.P, Heckman G., Morinville A., Costa A.P, Hebert P.C.  2021.  Do premorbid characteristics of home care clients predict delayed discharges in acute care hospitals: A retrospective cohort study in Ontario and British Columbia, Canada. BMJ Open. 11(2)

Costa A.P, Hirdes J.P, Bell C.M, Bronskill S.E, Heckman G.A, Mitchell L., Poss J.W, Sinha S.K, Stolee P..  2015.  Derivation and validation of the detection of indicators and vulnerabilities for emergency room trips scale for classifying the risk of emergency department use in frail community-dwelling older adults. J Am Geriatr Soc. 63(4):763-9.