Thornicroft, G, Ahuja, S, Barber, S, Chisholm, D, Collins, P Y, Docrat, S, Fairall, L, Lempp, H, Niaz, U, Ngo, V, Patel, V, Peterson, I, Prince, M, Semrau, M, Unutzer, J, Yueqin, H & Zhang, S 2019, ' Integrated care for people with long-term mental and physical conditions in low-and middle-income countries : narrative review ', The Lancet Psychiatry, vol. 6, no. 2, pp. 174-186 . https://doi.org/10.1016/S2215-0366(18)30298-0