Improving care for elderly patients living with polypharmacy: Protocol for a pragmatic cluster randomized trial in community-based primary care practices in Canada

M. Greiver, S. Dahrouge, P. O'Brien, D. Manca, M. T. Lussier, J. Wang, F. Burge, M. Grandy, A. Singer, M. Twohig, R. Moineddin, S. Kalia, B. Aliarzadeh, N. Ivers, S. Garies, J. P. Turner, B. Farrell