King, M., Semlyen, J., Tai, S., Killaspy, H., Osborn, D., Popelyuk, D., and Nazareth, I.(2008). A systematic review of mental disorder, suicide, and deliberate self harm in lesbian, gay and bisexual people. BMC Psychiatry, 8:70. https://doi.org/10.1186/1471-244X-8-70