Randomised controlled trial of GP-led in-hospital management of homeless people ('Pathway'). by Hewett, N, Buchman, P, Musariri, J, Sargeant, C, Johnson, P, Abeysekera, K, Grant, L, Oliver, E, Eleftheriades, C, McCormick, B, Halligan, A, Marlin, N, Kerry, S, Foster, G