Curtis, S., Copeland, A., Fagg, J., Congdon, P., Almog, M., & Fitzpatrick, J. (2006). The ecological relationship between deprivation, social isolation and rates of hospital admission for acute psychiatric care; a comparison of London and New York City. Health & Place, 12(1), 19-37. https://doi.org/10.1016/j.healthplace.2004.07.002