Kakuma, R. ., Minas, H. ., van Ginneken, N. ., Dal Poz, M. ., Desiraju, K. ., Morris, J. ., … Scheffler, R. . (2011). Human resources for mental health care: current situation and strategies for action. Lancet (London, England), 378(9803), 1654-63. https://doi.org/10.1016/S0140-6736(11)61093-3 (Original work published 2011)