[1] Alberta Hlth Serv, Pharm Serv, Edmonton, AB, Canada
[2] Eastern Reg Hlth Author, Ctr Nursing Studies, St John, NF, Canada
[3] Athabasca Univ, Fac Hlth Disciplines, Edmonton, AB, Canada
[4] Alberta Hlth Serv, Kaye Edmonton Clin, Pharm Serv, Edmonton, AB, Canada