title: Response to Alici.
authors.affiliation: Department of Psychiatry, McGill University and St. Mary's Hospital Center, Montreal, Quebec, Canada.|St. Mary's Research Centre, St. Mary's Hospital Center, Montreal, Quebec, Canada.
authors.forename: Martin G
authors.initials: MG
authors.lastname: Cole
authors.affiliation: Division of Geriatric Medicine, McGill University and St. Mary's Hospital Center, Montreal, Quebec, Canada.
authors.forename: Robert
authors.initials: R
authors.lastname: Bailey
authors.affiliation: Department of Medicine, McGill University and St. Mary's Hospital Center, Montreal, Quebec, Canada.
authors.forename: Michael
authors.initials: M
authors.lastname: Bonnycastle
authors.affiliation: St. Mary's Research Centre, St. Mary's Hospital Center, Montreal, Quebec, Canada.|Department of Epidemiology, Biostatistics and Occupational Health, McGill University, Montreal, Quebec, Canada.
authors.forename: Jane
authors.initials: J
authors.lastname: McCusker
authors.affiliation: Division of Geriatric Medicine, McGill University and St. Mary's Hospital Center, Montreal, Quebec, Canada.
authors.forename: Shek
authors.initials: S
authors.lastname: Fung
authors.affiliation: St. Mary's Research Centre, St. Mary's Hospital Center, Montreal, Quebec, Canada.|Department of Epidemiology, Biostatistics and Occupational Health, McGill University, Montreal, Quebec, Canada.
authors.forename: Antonio
authors.initials: A
authors.lastname: Ciampi
authors.affiliation: St. Mary's Research Centre, St. Mary's Hospital Center, Montreal, Quebec, Canada.
authors.forename: Eric
authors.initials: E
authors.lastname: Belzile
authors.affiliation: St. Mary's Research Centre, St. Mary's Hospital Center, Montreal, Quebec, Canada.
authors.forename: Chun
authors.initials: C
authors.lastname: Bai