The Treatment of cardiovascular Risk in Primary care using Electronic Decision supOrt (TORPEDO) study-intervention development and protocol for a cluster randomised, controlled tri... by Peiris, D, Usherwood, T, Panaretto, K, Harris, M, Hunt, J, Patel, B, Zwar, N, Redfern, J, Macmahon, S, Colagiuri, S, Hayman, N, Patel, A